Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) - Nessus

High Plugin ID: 159378

This page contains detailed information about the Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) 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: 159378
Name: Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07)
Filename: tenable_nessus_agent_TNS-2022-07.nasl
Vulnerability Published: 2022-03-15
This Plugin Published: 2022-03-31
Last Modification Time: 2022-04-26
Plugin Version: 1.3
Plugin Type: local
Plugin Family: Misc.
Dependencies: nessus_agent_installed_linux.nbin, nessus_agent_installed_macos.nbin, tenable_nessus_agent_installed_win.nbin
Required KB Items [?]: installed_sw/Tenable Nessus Agent

Vulnerability Information

Severity: High
Vulnerability Published: 2022-03-15
Patch Published: 2022-03-31
CVE [?]: CVE-2022-0778
CPE [?]: cpe:/a:tenable:nessus_agent

Synopsis

An instance of Nessus Agent installed on the remote system is affected by a third party vulnerability.

Description

According to its self-reported version, the Tenable Nessus agent running on the remote host is prior to 8.3.3 or 10.x prior to 10.1.3. It is, therefore, affected by a vulnerability in a third-party library.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Tenable Nessus Agent version 8.3.3 or 10.1.3 or later.

Public Exploits

Target Network Port(s): N/A
Target Asset(s): N/A
Exploit Available: True (GitHub)
Exploit Ease: Exploits (PoCs) are available

Here's the list of publicly known exploits and PoCs for verifying the Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) vulnerability:

GitHub: https://github.com/BobTheShoplifter/CVE-2022-0778-POC
[CVE-2022-0778: Exploring and exploiting CVE-2022-0778.]
GitHub: https://github.com/drago-96/CVE-2022-0778
[CVE-2022-0778: Proof of concept for CVE-2022-0778, which triggers an infinite loop in parsing X.509 ...]
GitHub: https://github.com/jkakavas/CVE-2022-0778-POC
[CVE-2022-0778]
GitHub: https://github.com/yywing/cve-2022-0778
[CVE-2022-0778]
GitHub: https://github.com/0xUhaw/CVE-2022-0778
[CVE-2022-0778: Proof of concept for CVE-2022-0778 in P12 and PEM format]

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 Score Source [?]: CVE-2022-0778
CVSS V2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C

CVSS Base Score:	5.0 (Medium)
Impact Subscore:	2.9
Exploitability Subscore:	10.0
CVSS Temporal Score:	3.7 (Low)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	3.7 (Low)

CVSS V3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

CVSS Base Score:	7.5 (High)
Impact Subscore:	3.6
Exploitability Subscore:	3.9
CVSS Temporal Score:	6.5 (Medium)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	6.5 (Medium)

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Plugin Source

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

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

if (description)
{
  script_id(159378);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/26");

  script_cve_id("CVE-2022-0778");

  script_name(english:"Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07)");

  script_set_attribute(attribute:"synopsis", value:
"An instance of Nessus Agent installed on the remote system is affected by a third party vulnerability.");
  script_set_attribute(attribute:"description", value:
"According to its self-reported version, the Tenable Nessus agent running on the remote host is prior to 8.3.3 or 10.x
prior to 10.1.3. It is, therefore, affected by a vulnerability in a third-party library.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://www.tenable.com/security/tns-2022-07");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Tenable Nessus Agent version 8.3.3 or 10.1.3 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-0778");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/03/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/03/31");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/03/31");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:tenable:nessus_agent");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2022 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tenable_nessus_agent_installed_win.nbin", "nessus_agent_installed_macos.nbin", "nessus_agent_installed_linux.nbin");
  script_require_keys("installed_sw/Tenable Nessus Agent");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::get_app_info(app:'Tenable Nessus Agent');

var constraints = [
  { 'min_version':'8.0.0',  'fixed_version':'8.3.3'  },
  { 'min_version':'10.0.0', 'fixed_version':'10.1.3' }
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);

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

Linux / Unix:
/opt/nessus/lib/nessus/plugins/tenable_nessus_agent_TNS-2022-07.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\tenable_nessus_agent_TNS-2022-07.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/tenable_nessus_agent_TNS-2022-07.nasl

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How to Run

Here is how to run the Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) 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 Misc. plugin family.
On the right side table select Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) plugin ID 159378.
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 tenable_nessus_agent_TNS-2022-07.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a tenable_nessus_agent_TNS-2022-07.nasl -t <IP/HOST>

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

/opt/nessus/bin/nasl -T - tenable_nessus_agent_TNS-2022-07.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 tenable_nessus_agent_TNS-2022-07.nasl -t <IP/HOST>

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References

See also:

Similar and related Nessus plugins:

125882 - Tenable Nessus Agent < 7.4.0 Third Party Vulnerability (OpenSSL) (TNS-2019-03)
137757 - Tenable Nessus Agent < 7.6.3 Third Party Vulnerability (OpenSSL) (TNS-2020-03)
147895 - Tenable Nessus Agent < 8.2.3 Multiple Vulnerabilities (TNS-2021-04)
148392 - Tenable Nessus Agent < 8.2.4 Multiple Vulnerabilities (TNS-2021-08)
153159 - Tenable Nessus Agent < 8.3.1 Multiple Vulnerabilities (TNS-2021-15)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file tenable_nessus_agent_TNS-2022-07.nasl version 1.3. For more plugins, visit the Nessus Plugin Library.

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Tenable Nessus Agent < 8.3.3 / 10.x < 10.1.3 Third-Party Vulnerability (TNS-2022-07) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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