Piranha's RH6.2 default password - Nessus

High   Plugin ID: 10381

This page contains detailed information about the Piranha's RH6.2 default password Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.

Table Of Contents
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Plugin Overview

ID: 10381
Name: Piranha's RH6.2 default password
Filename: piranha.nasl
Vulnerability Published: 2002-09-12
This Plugin Published: 2000-04-25
Last Modification Time: 2021-01-19
Plugin Version: 1.25
Plugin Type: remote
Plugin Family: CGI abuses
Dependencies: http_version.nasl
Required KB Items [?]: www/PHP
Excluded KB Items: Settings/disable_cgi_scanning

Vulnerability Information

Severity: High
Vulnerability Published: 2002-09-12
Patch Published: N/A
CVE [?]: CVE-2000-0248
CPE [?]: N/A
Default Account Vulnerability: True

Synopsis

A web application accepts well known passwords.

Description

The 'piranha' package is installed on the remote host. This package, as it is distributed with Linux RedHat 6.2, comes with the login/password combination 'piranha/q' or 'piranha'/'piranha'.

An attacker may use it to reconfigure your Linux Virtual Servers (LVS).

Solution

Upgrade piranha-gui, piranha and piranha-docs to version 0.4.13

Public Exploits

Target Network Port(s): 80
Target Asset(s): Services/www
Exploit Available: True (Metasploit Framework, Exploit-DB)
Exploit Ease: No exploit is required

Here's the list of publicly known exploits and PoCs for verifying the Piranha's RH6.2 default password vulnerability:

  1. Metasploit: exploit/linux/http/piranha_passwd_exec
    [RedHat Piranha Virtual Server Package passwd.php3 Arbitrary Command Execution]
  2. Exploit-DB: exploits/php/webapps/16858.rb
    [EDB-16858: RedHat Piranha Virtual Server Package - 'passwd.php3' Arbitrary Command Execution (Metasploit)]

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.

WARNING: Beware of using unverified exploits from sources such as GitHub or Exploit-DB. These exploits and PoCs could contain malware. For more information, see how to use exploits safely.

Risk Information

CVSS V2 Vector [?]: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C
CVSS Base Score:7.5 (High)
Impact Subscore:6.4
Exploitability Subscore:10.0
CVSS Temporal Score:6.2 (Medium)
CVSS Environmental Score:NA (None)
Modified Impact Subscore:NA
Overall CVSS Score:6.2 (Medium)

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Plugin Source

This is the piranha.nasl nessus plugin source code. This script is Copyright (C) 2000-2021 Tenable Network Security, Inc. 

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#


include('deprecated_nasl_level.inc');
include('compat.inc');

if(description)
{
 script_id(10381);
 script_bugtraq_id(1148);
 script_version("1.25");
 script_cve_id("CVE-2000-0248");
 script_name(english:"Piranha's RH6.2 default password");
 
 script_set_attribute(attribute:"synopsis", value:
"A web application accepts well known passwords." );
 script_set_attribute(attribute:"description", value:
"The 'piranha' package is installed on the remote host.
This package, as it is distributed with Linux RedHat 6.2, comes with the
login/password combination 'piranha/q' or 'piranha'/'piranha'.

An attacker may use it to reconfigure your Linux Virtual Servers (LVS)." );
 script_set_attribute(attribute:"solution", value:
"Upgrade piranha-gui, piranha and piranha-docs to version 0.4.13" );
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
 script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
 script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
 script_set_attribute(attribute:"exploit_available", value:"false");
 script_set_attribute(attribute:"metasploit_name", value:'RedHat Piranha Virtual Server Package passwd.php3 Arbitrary Command Execution');
 script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

 script_set_attribute(attribute:"plugin_publication_date", value: "2000/04/25");
 script_set_attribute(attribute:"vuln_publication_date", value: "2002/09/12");
 script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"default_account", value:"true");
  script_end_attributes();

 script_summary(english: "logs into the remote piranha subsystem");
 script_category(ACT_ATTACK);
 
 script_copyright(english:"This script is Copyright (C) 2000-2021 Tenable Network Security, Inc.");
 script_family(english:"CGI abuses");
 script_dependencie("http_version.nasl");
 script_require_ports("Services/www", 80);
 script_exclude_keys("Settings/disable_cgi_scanning");
 script_require_keys("www/PHP");
 exit(0);
}

#
# The script code starts here
#
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");

port = get_http_port(default:80);
if (!can_host_php(port:port)) exit(0);

function test_hole(port, user, pass)
{
 local_var r, res, u;

 u = "/piranha/secure/control.php3?";
 r = http_send_recv3(method: "GET", item: u, port:port, username: user, password: pass);
 if (isnull(r)) exit(0);
 res = strcat(r[0], r[1], '\r\n', r[2]);
 if("Piranha (Control/Monitoring)" >< res)
    {
      security_hole(port, extra: strcat('\nIt was possible to log to :\n\n', 
build_url(port: port, qs: u), '\nwith username=', user, ' and password=', pass, '\n'));
      exit(0);
    }
}

test_hole(port:port, user: "piranha", pass: "q");
test_hole(port:port, user: "piranha", pass: "piranha");

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

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

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How to Run

Here is how to run the Piranha's RH6.2 default 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 CGI abuses plugin family.
  6. On the right side table select Piranha's RH6.2 default password plugin ID 10381.
  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 piranha.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

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

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

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

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References

BID | SecurityFocus Bugtraq ID: See also:

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file piranha.nasl version 1.25. For more plugins, visit the Nessus Plugin Library.

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