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

High Nessus Plugin ID 105060


The remote CentOS host is missing a security update.


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.


Update the affected firefox package.

See Also



Plugin Details

Severity: High

ID: 105060

File Name: centos_RHSA-2017-3382.nasl

Version: $Revision: 3.1 $

Type: local

Agent: unix

Published: 2017/12/07

Modified: 2017/12/07

Dependencies: 12634

Risk Information

Risk Factor: High

Vulnerability Information

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

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

Patch Publication Date: 2017/12/06

Reference Information

CVE: CVE-2017-7843

RHSA: 2017:3382