Shiva LanRover Blank Password - Nessus

Critical   Plugin ID: 10998

This page contains detailed information about the Shiva LanRover Blank Password Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.

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Plugin Overview

ID: 10998
Name: Shiva LanRover Blank Password
Filename: DDI_LanRover_Blank_Password.nasl
Vulnerability Published: N/A
This Plugin Published: 2002-06-05
Last Modification Time: 2018-08-09
Plugin Version: 1.11
Plugin Type: remote
Plugin Family: Misc.
Dependencies: find_service1.nasl

Vulnerability Information

Severity: Critical
Vulnerability Published: N/A
Patch Published: N/A
CVE [?]: CVE-1999-0508
CPE [?]: N/A

Synopsis

The remote network device does not use an administrative password.

Description

The Shiva LanRover has no password set for the root user account. An attacker is able to telnet to this system and gain access to any phone lines attached to this device.

Additionally, the LanRover can be used as a relay point for further attacks via the telnet and rlogin functionality available from the administration shell.

Solution

Telnet to this device and change the password for the root account via the passwd command. Please ensure any other accounts have strong passwords set.

Public Exploits

Target Network Port(s): 23
Target Asset(s): Services/telnet
Exploit Available: True (Metasploit Framework)
Exploit Ease: Exploits are available

Here's the list of publicly known exploits and PoCs for verifying the Shiva LanRover Blank Password vulnerability:

  1. Metasploit: auxiliary/scanner/snmp/snmp_login
    [SNMP Community Scanner]
  2. Metasploit: auxiliary/scanner/snmp/snmp_login
    [SNMP Community Login Scanner]

Before running any exploit against any system, make sure you are authorized by the owner of the target system(s) to perform such activity. In any other case, this would be considered as an illegal activity.

Risk Information

CVSS V2 Vector [?]: AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Base Score:10.0 (High)
Impact Subscore:10.0
Exploitability Subscore:10.0
CVSS Temporal Score:NA (None)
CVSS Environmental Score:NA (None)
Modified Impact Subscore:NA
Overall CVSS Score:10.0 (High)

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Plugin Source

This is the DDI_LanRover_Blank_Password.nasl nessus plugin source code. This script is Copyright (C) 2002-2018 Digital Defense Incorporated 

#
# This script was written by H D Moore <[email protected]>
#
# See the Nessus Scripts License for details
#

include("compat.inc");

if(description)
{
 script_id(10998);
 script_version ("1.11");
 script_cvs_date("Date: 2018/08/09 17:06:37");

 script_cve_id("CVE-1999-0508");
 
 script_name(english:"Shiva LanRover Blank Password");
 script_summary(english:"Checks for a blank password for the root account");
 
 script_set_attribute(attribute:"synopsis", value:
"The remote network device does not use an administrative password.");
 script_set_attribute(attribute:"description", value:
"The Shiva LanRover has no password set for the root user account.  An
attacker is able to telnet to this system and gain access to any phone
lines attached to this device.  

Additionally, the LanRover can be used as a relay point for further
attacks via the telnet and rlogin functionality available from the
administration shell.");
 script_set_attribute(attribute:"solution", value:
"Telnet to this device and change the password for the root account via
the passwd command.  Please ensure any other accounts have strong
passwords set.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'SNMP Community Scanner');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
 script_set_attribute(attribute:"plugin_publication_date", value:
"2002/06/05");
 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_end_attributes();
 
 script_category(ACT_GATHER_INFO);
 
 script_copyright(english:"This script is Copyright (C) 2002-2018 Digital Defense Incorporated");

 script_family(english:"Misc.");
 script_dependencie("find_service1.nasl");
 script_require_ports("Services/telnet", 23);
 exit(0);
}

include('telnet_func.inc');
port = 23;
if(!get_port_state(port))exit(0);

banner = get_telnet_banner(port:port);
if ( ! banner || "@ Userid:" >!< r ) exit(0);

soc = open_sock_tcp(port);

if(soc)
{
    r = telnet_negotiate(socket:soc);

    if("@ Userid:" >< r)
    { 
        send(socket:soc, data:string("root\r\n"));
        r = recv(socket:soc, length:4096);
        
        if("Password?" >< r)
        {
            send(socket:soc, data:string("\r\n"));
            r = recv(socket:soc, length:4096);

            if ("Shiva LanRover" >< r)
            {
                security_hole(port:port);
            }
       }
    }
    close(soc);
}

The latest version of this script can be found in these locations depending on your platform:

  • Linux / Unix:
    /opt/nessus/lib/nessus/plugins/DDI_LanRover_Blank_Password.nasl
  • Windows:
    C:\ProgramData\Tenable\Nessus\nessus\plugins\DDI_LanRover_Blank_Password.nasl
  • Mac OS X:
    /Library/Nessus/run/lib/nessus/plugins/DDI_LanRover_Blank_Password.nasl

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How to Run

Here is how to run the Shiva LanRover Blank Password as a standalone plugin via the Nessus web user interface (https://localhost:8834/):

  1. Click to start a New Scan.
  2. Select Advanced Scan.
  3. Navigate to the Plugins tab.
  4. On the top right corner click to Disable All plugins.
  5. On the left side table select Misc. plugin family.
  6. On the right side table select Shiva LanRover Blank Password plugin ID 10998.
  7. Specify the target on the Settings tab and click to Save the scan.
  8. Run the scan.

Here are a few examples of how to run the plugin in the command line. Note that the examples below demonstrate the usage on the Linux / Unix platform.

Basic usage:

/opt/nessus/bin/nasl DDI_LanRover_Blank_Password.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a DDI_LanRover_Blank_Password.nasl -t <IP/HOST>

Run the plugin with trace script execution written to the console (useful for debugging):

/opt/nessus/bin/nasl -T - DDI_LanRover_Blank_Password.nasl -t <IP/HOST>

Run the plugin with using a state file for the target and updating it (useful for running multiple plugins on the target):

/opt/nessus/bin/nasl -K /tmp/state DDI_LanRover_Blank_Password.nasl -t <IP/HOST>

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References

See also: Similar and related Nessus plugins:
  • 10747 - 3Com Superstack 3 Switch Multiple Default Accounts
  • 18415 - Bay Networks Accelar 1200 Switch Default Password (password) for 'usrname' Account
  • 18414 - Allied Telesyn Router/Switch Default Password
  • 18413 - Allied Telesyn Router/Switch Web Interface Default Password
  • 17638 - Avaya P330 Stackable Switch Default Password
  • 10961 - AirConnect Default Password
  • 11202 - Enhydra Multiserver Default Password
  • 10820 - F5 Device Default Support Password
  • 10995 - Sun JavaServer Default Admin Password
  • 10999 - Linksys Router Default Password
  • 11203 - Motorola Vanguard with No Password (telnet check)
  • 10798 - Symantec pcAnywhere Service Unrestricted Access
  • 10778 - SiteScope Web Service Unpassworded Access
  • 11004 - Ipswitch WhatsUp Gold Default Admin Account
  • 30213 - MikroTik RouterOS with Blank Password (telnet check)
  • 40354 - OpenWrt Router with a Blank Password (telnet check)
  • 10345 - Cayman DSL Router Unauthenticated Access
  • 10483 - PostgreSQL Default Unpassworded Account
  • 10500 - Shiva Integrator Default Password
  • 11000 - MPEi/X Default FTP Accounts
  • 11208 - Netscape Enterprise Default Administrative Password
  • 11205 - WarFTPd CWD/MKD Command Overflow
  • 11207 - WarFTPd USER/PASS Command Remote Overflow

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file DDI_LanRover_Blank_Password.nasl version 1.11. For more plugins, visit the Nessus Plugin Library.

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