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

Medium Nessus Plugin ID 105060

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.

Solution

Update the affected firefox package.

See Also

http://www.nessus.org/u?00970dd4

http://www.nessus.org/u?6da0b99b

Plugin Details

Severity: Medium

ID: 105060

File Name: centos_RHSA-2017-3382.nasl

Version: 3.4

Type: local

Agent: unix

Published: 2017/12/07

Modified: 2018/11/10

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

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

CVSS v3.0

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:firefox, cpe:/o:centos:centos:6, cpe:/o:centos:centos:7

Patch Publication Date: 2017/12/06

Reference Information

CVE: CVE-2017-7843

RHSA: 2017:3382