Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) - Nessus

High Plugin ID: 39601

This page contains detailed information about the Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) 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
Vulnerability Information

Synopsis
Description
Solution

Public Exploits
Risk Information
Plugin Source
How to Run
References
Version

Plugin Overview

ID: 39601
Name: Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1)
Filename: ubuntu_USN-795-1.nasl
Vulnerability Published: 2009-07-01
This Plugin Published: 2009-07-03
Last Modification Time: 2021-01-19
Plugin Version: 1.21
Plugin Type: local
Plugin Family: Ubuntu Local Security Checks
Dependencies: ssh_get_info.nasl
Required KB Items [?]: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Vulnerability Information

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

It was discovered that Nagios did not properly parse certain commands submitted using the WAP web interface. An authenticated user could exploit this flaw and execute arbitrary programs on the server.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

Public Exploits

Target Network Port(s): N/A
Target Asset(s): N/A
Exploit Available: True (Metasploit Framework, Exploit-DB, Immunity Canvas, Core Impact, D2 Elliot)
Exploit Ease: Exploits are available

Here's the list of publicly known exploits and PoCs for verifying the Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) vulnerability:

Metasploit: exploit/unix/webapp/nagios3_statuswml_ping
[Nagios3 statuswml.cgi Ping Command Execution]
Exploit-DB: exploits/unix/webapps/9861.rb
[EDB-9861: Nagios3 - 'statuswml.cgi' Command Injection (Metasploit)]
Exploit-DB: exploits/cgi/webapps/16908.rb
[EDB-16908: Nagios3 - 'statuswml.cgi' 'Ping' Command Execution (Metasploit)]
D2 Elliot: nagios_3.1.0_rce.html
[Nagios 3.1.0 RCE]
Immunity Canvas: CANVAS

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

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-795-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

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

if (description)
{
  script_id(39601);
  script_version("1.21");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_cve_id("CVE-2009-2288");
  script_bugtraq_id(35464);
  script_xref(name:"USN", value:"795-1");

  script_name(english:"Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1)");
  script_summary(english:"Checks dpkg output for updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Ubuntu host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"It was discovered that Nagios did not properly parse certain commands
submitted using the WAP web interface. An authenticated user could
exploit this flaw and execute arbitrary programs on the server.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://usn.ubuntu.com/795-1/"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  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:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"d2_elliot_name", value:"Nagios 3.1.0 RCE");
  script_set_attribute(attribute:"exploit_framework_d2_elliot", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Nagios3 statuswml.cgi Ping Command Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:'CANVAS');
  script_cwe_id(78);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios2-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios2-dbg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios2-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios3-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios3-dbg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:nagios3-doc");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:8.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:8.10");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:9.04");

  script_set_attribute(attribute:"vuln_publication_date", value:"2009/07/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2009/07/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/07/03");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2009-2021 Canonical, Inc. / NASL script (C) 2009-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Ubuntu Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! ereg(pattern:"^(8\.04|8\.10|9\.04)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 8.04 / 8.10 / 9.04", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu);

flag = 0;

if (ubuntu_check(osver:"8.04", pkgname:"nagios2", pkgver:"2.11-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"8.04", pkgname:"nagios2-common", pkgver:"2.11-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"8.04", pkgname:"nagios2-dbg", pkgver:"2.11-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"8.04", pkgname:"nagios2-doc", pkgver:"2.11-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"nagios3", pkgver:"3.0.2-1ubuntu1.2")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"nagios3-common", pkgver:"3.0.2-1ubuntu1.2")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"nagios3-dbg", pkgver:"3.0.2-1ubuntu1.2")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"nagios3-doc", pkgver:"3.0.2-1ubuntu1.2")) flag++;
if (ubuntu_check(osver:"9.04", pkgname:"nagios3", pkgver:"3.0.6-2ubuntu1.1")) flag++;
if (ubuntu_check(osver:"9.04", pkgname:"nagios3-common", pkgver:"3.0.6-2ubuntu1.1")) flag++;
if (ubuntu_check(osver:"9.04", pkgname:"nagios3-dbg", pkgver:"3.0.6-2ubuntu1.1")) flag++;
if (ubuntu_check(osver:"9.04", pkgname:"nagios3-doc", pkgver:"3.0.6-2ubuntu1.1")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nagios2 / nagios2-common / nagios2-dbg / nagios2-doc / nagios3 / etc");
}

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

Linux / Unix:
/opt/nessus/lib/nessus/plugins/ubuntu_USN-795-1.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\ubuntu_USN-795-1.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/ubuntu_USN-795-1.nasl

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How to Run

Here is how to run the Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) as a standalone plugin via the Nessus web user interface (https://localhost:8834/):

Click to start a New Scan.
Select Advanced Scan.
Navigate to the Plugins tab.
On the top right corner click to Disable All plugins.
On the left side table select Ubuntu Local Security Checks plugin family.
On the right side table select Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) plugin ID 39601.
Specify the target on the Settings tab and click to Save the scan.
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 ubuntu_USN-795-1.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a ubuntu_USN-795-1.nasl -t <IP/HOST>

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

/opt/nessus/bin/nasl -T - ubuntu_USN-795-1.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 ubuntu_USN-795-1.nasl -t <IP/HOST>

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References

BID | SecurityFocus Bugtraq ID:

35464

USN | Ubuntu Security Notice:

795-1

CWE | Common Weakness Enumeration:

CWE-78 (Weakness) Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

See also:

Similar and related Nessus plugins:

44690 - Debian DSA-1825-1 : nagios2, nagios3 - insufficient input validation
39578 - FreeBSD : nagios -- Command Injection Vulnerability (3ebd4cb5-657f-11de-883a-00e0815b8da8)
39869 - GLSA-200907-15 : Nagios: Execution of arbitrary code
40443 - openSUSE Security Update : nagios (nagios-1102)
40445 - openSUSE Security Update : nagios (nagios-1102)
41439 - SuSE 11 Security Update : nagios (SAT Patch Number 1105)
42024 - openSUSE 10 Security Update : nagios (nagios-6355)
41561 - SuSE 10 Security Update : nagios (ZYPP Patch Number 6356)
40673 - Fedora 10 : nagios-3.2.0-2.fc10 (2009-8779)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file ubuntu_USN-795-1.nasl version 1.21. For more plugins, visit the Nessus Plugin Library.

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Ubuntu 8.04 LTS / 8.10 / 9.04 : nagios2, nagios3 vulnerability (USN-795-1) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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