RHEL 5 / 6 / 7 : firefox (RHSA-2016:2780)

critical Nessus Plugin ID 94920

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 45.5.0 ESR.

Security Fix(es) :

* Multiple flaws were 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-2016-5296, CVE-2016-5297, CVE-2016-9066, CVE-2016-5291, CVE-2016-5290)

* A flaw was found in the way Add-on update process was handled by Firefox. A Man-in-the-Middle attacker could use this flaw to install a malicious signed add-on update. (CVE-2016-9064)

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Abhishek Arya, Andre Bargull, Samuel Gross, Yuyang Zhou, Olli Pettay, Christian Holler, Ehsan Akhgari, Jon Coppeard, Gary Kwong, Tooru Fujisawa, Philipp, and Randell Jesup as the original reporters.

Solution

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

See Also

http://www.nessus.org/u?8b5eaff4

https://access.redhat.com/errata/RHSA-2016:2780

https://access.redhat.com/security/cve/cve-2016-9064

https://access.redhat.com/security/cve/cve-2016-9066

https://access.redhat.com/security/cve/cve-2016-5296

https://access.redhat.com/security/cve/cve-2016-5297

https://access.redhat.com/security/cve/cve-2016-5290

https://access.redhat.com/security/cve/cve-2016-5291

Plugin Details

Severity: Critical

ID: 94920

File Name: redhat-RHSA-2016-2780.nasl

Version: 2.18

Type: local

Agent: unix

Published: 11/16/2016

Updated: 5/29/2020

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:firefox, p-cpe:/a:redhat:enterprise_linux:firefox-debuginfo, cpe:/o:redhat:enterprise_linux:5, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:7.3, cpe:/o:redhat:enterprise_linux:7.4, cpe:/o:redhat:enterprise_linux:7.5, cpe:/o:redhat:enterprise_linux:7.6, cpe:/o:redhat:enterprise_linux:7.7

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2016

Vulnerability Publication Date: 6/11/2018

Reference Information

CVE: CVE-2016-5290, CVE-2016-5291, CVE-2016-5296, CVE-2016-5297, CVE-2016-9064, CVE-2016-9066

RHSA: 2016:2780