Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) - Nessus

Critical Plugin ID: 106630

This page contains detailed information about the Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) 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: 106630
Name: Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1)
Filename: cisco-sa-20180129-asa1-ftd.nasl
Vulnerability Published: 2018-01-29
This Plugin Published: 2018-02-06
Last Modification Time: 2020-09-28
Plugin Version: 1.7
Plugin Type: local
Plugin Family: CISCO
Dependencies: os_fingerprint.nasl, ssh_get_info.nasl
Required KB Items [?]: Host/Cisco/ASA, Host/Cisco/show_ver, Settings/ParanoidReport

Vulnerability Information

Severity: Critical
Vulnerability Published: 2018-01-29
Patch Published: 2018-01-29
CVE [?]: CVE-2018-0101
CPE [?]: cpe:/a:cisco:firepower, cpe:/a:cisco:firepower_threat_defense

Synopsis

The packet inspection software installed on the remote host is affected by a denial of service vulnerability.

Description

According to its version, the Cisco Firepower Threat Defense (FTD) software installed on the remote host is affected by a vulnerability in the XML parser that can allow a remote, unauthenticated attacker to execute arbitrary code.

Solution

Upgrade to a fixed version referenced in the Cisco advisory.

Public Exploits

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

Here's the list of publicly known exploits and PoCs for verifying the Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) vulnerability:

Exploit-DB: exploits/hardware/dos/43986.py
[EDB-43986: Cisco ASA - Crash (PoC)]
GitHub: https://github.com/1337g/CVE-2018-0101-DOS-POC
[CVE-2018-0101]
GitHub: https://github.com/jwxa2015/honeypotcollection
[CVE-2018-0101]
GitHub: https://github.com/papa-anniekey/CustomSignatures
[CVE-2018-0101]
GitHub: https://github.com/paralax/awesome-honeypots
[CVE-2018-0101]
GitHub: https://pastebin.com/YrBcG2Ln
[CVE-2018-0101]
GitHub: https://github.com/Cymmetria/ciscoasa_honeypot
[CVE-2018-0101: A low interaction honeypot for the Cisco ASA component capable of detecting ...]

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-2018-0101
CVSS V2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C

CVSS Base Score:	10.0 (High)
Impact Subscore:	10.0
Exploitability Subscore:	10.0
CVSS Temporal Score:	7.8 (High)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	7.8 (High)

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

CVSS Base Score:	10.0 (Critical)
Impact Subscore:	6.0
Exploitability Subscore:	3.9
CVSS Temporal Score:	9.0 (Critical)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	9.0 (Critical)

STIG Severity [?]: I
STIG Risk Rating: High

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Plugin Source

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(106630);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/09/28");

  script_cve_id("CVE-2018-0101");
  script_bugtraq_id(102845);
  script_xref(name:"CISCO-BUG-ID", value:"CSCvg35618");
  script_xref(name:"CISCO-BUG-ID", value:"CSCvh79732");
  script_xref(name:"CISCO-BUG-ID", value:"CSCvh81737");
  script_xref(name:"CISCO-BUG-ID", value:"CSCvh81870");
  script_xref(name:"CISCO-SA", value:"cisco-sa-20180129-asa1");
  script_xref(name:"IAVA", value:"0001-A-0011-S");

  script_name(english:"Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1)");
  script_summary(english:"Checks the version of Cisco Firepower Threat Defense.");

  script_set_attribute(attribute:"synopsis", value:
"The packet inspection software installed on the remote host is
affected by a denial of service vulnerability.");
  script_set_attribute(attribute:"description", value:
"According to its version, the Cisco Firepower Threat Defense (FTD)
software installed on the remote host is affected by a vulnerability
in the XML parser that can allow a remote, unauthenticated attacker
to execute arbitrary code.");
  # https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180129-asa1
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?118d2746");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvg35618");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvh79732");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvh81737");
  script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvh81870");
  script_set_attribute(attribute:"solution", value:
"Upgrade to a fixed version referenced in the Cisco advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-0101");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/01/29");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/01/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/02/06");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type",value:"local");
  script_set_attribute(attribute:"cpe",value:"cpe:/a:cisco:firepower");
  script_set_attribute(attribute:"cpe",value:"cpe:/a:cisco:firepower_threat_defense");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CISCO");

  script_copyright(english:"This script is Copyright (C) 2018-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl", "os_fingerprint.nasl");
  script_require_keys("Host/Cisco/ASA", "Host/Cisco/show_ver", "Settings/ParanoidReport");

  exit(0);
}

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

if (report_paranoia < 2) audit(AUDIT_PARANOID);

show_ver = get_kb_item_or_exit('Host/Cisco/show_ver');

app = "Cisco Firepower Threat Defense";
fix = NULL;

ver = pregmatch(string:show_ver, pattern:"\s*Model\s*:\s+Cisco.*Threat\s+Defense.*Version\s+([0-9.]+)");

if (isnull(ver)) audit(AUDIT_HOST_NOT, app);

ver = ver[1];

if (ver =~ "^[0-5]\." || ver =~ "^6\.0\.[01]($|\.)")
  fix = "6.0.1.5";
else if (ver =~ "^6\.1\.0($|\.)")
  fix = "6.1.0.7";
else if (ver =~ "^6\.2\.0($|\.)")
  fix = "6.2.0.5";
else if (ver =~ "^6\.2\.[12]($|\.)")
  fix = "6.2.2.2";
else
  audit(AUDIT_INST_VER_NOT_VULN, app, ver);

if (ver_compare(ver:ver, fix:fix, strict:FALSE) < 0)
{
  report =
    '\n  Bugs              : CSCvg35618, CSCvh79732, CSCvh81737, CSCvh81870' +
    '\n  Installed version : ' + ver +
    '\n  Fixed version     : ' + fix;
  security_report_v4(port:0, extra:report, severity:SECURITY_HOLE);
} else audit(AUDIT_INST_VER_NOT_VULN, app, ver);

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

Linux / Unix:
/opt/nessus/lib/nessus/plugins/cisco-sa-20180129-asa1-ftd.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\cisco-sa-20180129-asa1-ftd.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/cisco-sa-20180129-asa1-ftd.nasl

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How to Run

Here is how to run the Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) 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 CISCO plugin family.
On the right side table select Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) plugin ID 106630.
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 cisco-sa-20180129-asa1-ftd.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a cisco-sa-20180129-asa1-ftd.nasl -t <IP/HOST>

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

/opt/nessus/bin/nasl -T - cisco-sa-20180129-asa1-ftd.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 cisco-sa-20180129-asa1-ftd.nasl -t <IP/HOST>

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References

BID | SecurityFocus Bugtraq ID:

102845

IAVA | Information Assurance Vulnerability Alert:

0001-A-0011-S

Cisco Bug ID:

CSCvg35618, CSCvh79732, CSCvh81737, CSCvh81870

Cisco Security Advisory:

cisco-sa-20180129-asa1

See also:

Similar and related Nessus plugins:

107004 - Cisco ASA Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) (destructive check)
106484 - Cisco ASA Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1)
69953 - Management Center for Cisco Security Agents Remote Code Execution (cisco-sa-20110216-csa)
79271 - Cisco Email Security Appliance Telnet Remote Code Execution (cisco-sa-20120126-ironport)
79272 - Cisco Content Security Management Appliance Telnet Remote Code Execution (cisco-sa-20120126-ironport)
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108722 - Cisco IOS Software Smart Install Remote Code Execution Vulnerability
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160400 - Cisco Identity Services Log4j Engine Remote Code Execution (cisco-sa-apache-log4j-qRuKNEbd)
137901 - Cisco IOS Software One Platform Kit Remote Code Execution Vulnerability (cisco-sa-ios-nxos-onepk-rce-6Hhyt4dC)
137902 - IOS XE Software One Platform Kit Remote Code Execution Vulnerability (cisco-sa-ios-nxos-onepk-rce-6Hhyt4dC)
137903 - Cisco NX-OS Software One Platform Kit Remote Code Execution Vulnerability (cisco-sa-ios-nxos-onepk-rce-6Hhyt4dC)
79584 - Cisco TelePresence Conductor Bash Remote Code Execution (Shellshock)
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Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file cisco-sa-20180129-asa1-ftd.nasl version 1.7. For more plugins, visit the Nessus Plugin Library.

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Cisco Firepower Threat Defense (FTD) Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability (cisco-sa-20180129-asa1) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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