RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) - Nessus

High Plugin ID: 95465

This page contains detailed information about the RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) 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: 95465
Name: RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843)
Filename: redhat-RHSA-2016-2843.nasl
Vulnerability Published: 2018-06-11
This Plugin Published: 2016-12-02
Last Modification Time: 2020-05-29
Plugin Version: 3.20
Plugin Type: local
Plugin Family: Red Hat Local Security Checks
Dependencies: ssh_get_info.nasl
Required KB Items [?]: Host/cpu, Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Vulnerability Information

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

An update for firefox is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 45.5.1 ESR.

Security Fix(es) :

* A flaw was found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox. (CVE-2016-9079)

Red Hat would like to thank the Mozilla project for reporting this issue.

Solution

Update the affected firefox and / or firefox-debuginfo packages.

Public Exploits

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

Here's the list of publicly known exploits and PoCs for verifying the RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) vulnerability:

Metasploit: exploit/windows/browser/firefox_smil_uaf
[Firefox nsSMILTimeContainer::NotifyTimeChange() RCE]
Exploit-DB: exploits/windows/remote/41151.rb
[EDB-41151: Mozilla Firefox < 50.0.2 - 'nsSMILTimeContainer::NotifyTimeChange()' Remote Code Execution (Metasploit)]
Exploit-DB: exploits/windows/remote/42327.html
[EDB-42327: Firefox 50.0.1 - ASM.JS JIT-Spray Remote Code Execution]
GitHub: https://github.com/LakshmiDesai/CVE-2016-9079
[CVE-2016-9079: CVE-2016-9079 exploit code as it appeared on ...]
GitHub: https://github.com/LyleMi/dom-vuln-db
[CVE-2016-9079]
GitHub: https://github.com/RedHatOfficial/rhsecapi
[CVE-2016-9079]
GitHub: https://github.com/RedHatProductSecurity/cve-pylib
[CVE-2016-9079]
GitHub: https://github.com/Tau-hub/Firefox-CVE-2016-9079
[CVE-2016-9079]
GitHub: https://github.com/ZihanYe/web-browser-vulnerabilities
[CVE-2016-9079]
GitHub: https://github.com/dangokyo/CVE-2016-9079
[CVE-2016-9079: A demo exploit of CVE-2016-9079 on Ubuntu x64]
GitHub: https://github.com/i0gan/cve
[CVE-2016-9079]

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:N/A:N/E:H/RL:OF/RC:C

CVSS Base Score:	5.0 (Medium)
Impact Subscore:	2.9
Exploitability Subscore:	10.0
CVSS Temporal Score:	4.4 (Medium)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	4.4 (Medium)

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

CVSS Base Score:	7.5 (High)
Impact Subscore:	3.6
Exploitability Subscore:	3.9
CVSS Temporal Score:	7.2 (High)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	7.2 (High)

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Plugin Source

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2016:2843. The text 
# itself is copyright (C) Red Hat, Inc.
#

include("compat.inc");

if (description)
{
  script_id(95465);
  script_version("3.20");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/29");

  script_cve_id("CVE-2016-9079");
  script_xref(name:"RHSA", value:"2016:2843");

  script_name(english:"RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843)");
  script_summary(english:"Checks the rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote Red Hat host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description",
    value:
"An update for firefox is now available for Red Hat Enterprise Linux 5,
Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security
impact of Critical. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 45.5.1 ESR.

Security Fix(es) :

* A flaw was found in the processing of malformed web content. A web
page containing malicious content could cause Firefox to crash or,
potentially, execute arbitrary code with the privileges of the user
running Firefox. (CVE-2016-9079)

Red Hat would like to thank the Mozilla project for reporting this
issue."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.mozilla.org/en-US/security/advisories/mfsa2016-92/#"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/errata/RHSA-2016:2843"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2016-9079"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Update the affected firefox and / or firefox-debuginfo packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/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:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Firefox nsSMILTimeContainer::NotifyTimeChange() RCE');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:firefox");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:firefox-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:5");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:6");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.4");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.5");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.6");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.7");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/06/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/12/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/12/02");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Red Hat Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");

  exit(0);
}


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

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat");
os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat");
os_ver = os_ver[1];
if (! preg(pattern:"^(5|6|7)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 5.x / 6.x / 7.x", "Red Hat " + os_ver);

if (!get_kb_item("Host/RedHat/rpm-list")) 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$" && "s390" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Red Hat", cpu);

yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo");
if (!empty_or_null(yum_updateinfo)) 
{
  rhsa = "RHSA-2016:2843";
  yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
  if (!empty_or_null(yum_report))
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : yum_report 
    );
    exit(0);
  }
  else
  {
    audit_message = "affected by Red Hat security advisory " + rhsa;
    audit(AUDIT_OS_NOT, audit_message);
  }
}
else
{
  flag = 0;
  if (rpm_check(release:"RHEL5", reference:"firefox-45.5.1-1.el5_11", allowmaj:TRUE)) flag++;

  if (rpm_check(release:"RHEL5", reference:"firefox-debuginfo-45.5.1-1.el5_11", allowmaj:TRUE)) flag++;


  if (rpm_check(release:"RHEL6", reference:"firefox-45.5.1-1.el6_8", allowmaj:TRUE)) flag++;

  if (rpm_check(release:"RHEL6", reference:"firefox-debuginfo-45.5.1-1.el6_8", allowmaj:TRUE)) flag++;


  if (rpm_check(release:"RHEL7", reference:"firefox-45.5.1-1.el7_3", allowmaj:TRUE)) flag++;

  if (rpm_check(release:"RHEL7", reference:"firefox-debuginfo-45.5.1-1.el7_3", allowmaj:TRUE)) flag++;


  if (flag)
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get() + redhat_report_package_caveat()
    );
    exit(0);
  }
  else
  {
    tested = pkg_tests_get();
    if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
    else audit(AUDIT_PACKAGE_NOT_INSTALLED, "firefox / firefox-debuginfo");
  }
}

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

Linux / Unix:
/opt/nessus/lib/nessus/plugins/redhat-RHSA-2016-2843.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\redhat-RHSA-2016-2843.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/redhat-RHSA-2016-2843.nasl

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How to Run

Here is how to run the RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) 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 Red Hat Local Security Checks plugin family.
On the right side table select RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) plugin ID 95465.
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 redhat-RHSA-2016-2843.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a redhat-RHSA-2016-2843.nasl -t <IP/HOST>

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

/opt/nessus/bin/nasl -T - redhat-RHSA-2016-2843.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 redhat-RHSA-2016-2843.nasl -t <IP/HOST>

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References

RHSA | Red Hat Security Advisory:

2016:2843

See also:

Similar and related Nessus plugins:

95484 - CentOS 5 / 6 / 7 : firefox (CESA-2016:2843)
95576 - CentOS 5 / 6 / 7 : thunderbird (CESA-2016:2850)
96013 - Debian DLA-752-1 : icedove security update
95445 - Debian DSA-3728-1 : firefox-esr - security update
95666 - Debian DSA-3730-1 : icedove - security update
99857 - EulerOS 2.0 SP2 : firefox (EulerOS-SA-2017-1011)
99858 - EulerOS 2.0 SP1 : firefox (EulerOS-SA-2017-1012)
95450 - FreeBSD : Mozilla -- SVG Animation Remote Code Execution (18f39fb6-7400-4063-acaf-0806e92c094f)
96276 - GLSA-201701-15 : Mozilla Firefox, Thunderbird: Multiple vulnerabilities (SWEET32)
96515 - GLSA-201701-35 : Mozilla SeaMonkey: Multiple vulnerabilities
95471 - Mozilla Firefox ESR 45.x < 45.5.1 nsSMILTimeContainer.cpp SVG Animation RCE (macOS)
95472 - Mozilla Firefox < 50.0.2 nsSMILTimeContainer.cpp SVG Animation RCE (macOS)
95473 - Mozilla Thunderbird < 45.5.1 nsSMILTimeContainer.cpp SVG Animation RCE (macOS)
95474 - Mozilla Firefox ESR 45.x < 45.5.1 nsSMILTimeContainer.cpp SVG Animation RCE
95475 - Mozilla Firefox < 50.0.2 nsSMILTimeContainer.cpp SVG Animation RCE
95476 - Mozilla Thunderbird < 45.5.1 nsSMILTimeContainer.cpp SVG Animation RCE
95552 - openSUSE Security Update : MozillaFirefox (openSUSE-2016-1392)
95553 - openSUSE Security Update : Mozilla Thunderbird (openSUSE-2016-1393)
95590 - openSUSE Security Update : Mozilla Firefox / Thunderbird and NSS (openSUSE-2016-1407)
95464 - Oracle Linux 5 / 6 / 7 : firefox (ELSA-2016-2843)
95561 - Oracle Linux 6 / 7 : thunderbird (ELSA-2016-2850)
95562 - RHEL 5 / 6 / 7 : thunderbird (RHSA-2016:2850)
95869 - Scientific Linux Security Update : firefox on SL5.x, SL6.x, SL7.x i386/x86_64 (20161201)
95870 - Scientific Linux Security Update : thunderbird on SL5.x, SL6.x, SL7.x i386/x86_64 (20161205)
95442 - Slackware 14.1 / 14.2 / current : mozilla-firefox (SSA:2016-336-01)
95443 - Slackware 14.1 / 14.2 / current : mozilla-thunderbird (SSA:2016-336-02)
95627 - SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2016:3048-1)
95712 - SUSE SLES11 Security Update : MozillaFirefox, mozilla-nss (SUSE-SU-2016:3080-1)
95797 - SUSE SLES11 Security Update : MozillaFirefox, mozilla-nss (SUSE-SU-2016:3105-1)
95425 - Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : firefox vulnerabilities (USN-3140-1)
95426 - Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : thunderbird vulnerabilities (USN-3141-1)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file redhat-RHSA-2016-2843.nasl version 3.20. For more plugins, visit the Nessus Plugin Library.

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RHEL 5 / 6 / 7 : firefox (RHSA-2016:2843) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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