CentOS 6 / 7 : firefox (CESA-2017:3382)

This script is Copyright (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote CentOS host is missing a security update.

Description :

An update for firefox is now available for 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 Important. 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 52.5.1 ESR.

Security Fix(es) :

* A privacy flaw was discovered in Firefox. In Private Browsing mode,
a web worker could write persistent data to IndexedDB, which was not
cleared when exiting and would persist across multiple sessions. A
malicious website could exploit the flaw to bypass private-browsing
protections and uniquely fingerprint visitors. (CVE-2017-7843)

Red Hat would like to thank the Mozilla project for reporting this
issue. Upstream acknowledges Konark as the original reporter.

See also :

http://www.nessus.org/u?7c26b127
http://www.nessus.org/u?9fba1c24

Solution :

Update the affected firefox package.

Risk factor :

High

Family: CentOS Local Security Checks

Nessus Plugin ID: 105060 ()

Bugtraq ID:

CVE ID: CVE-2017-7843

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