RHEL 6 : firefox (RHSA-2020:0086)

medium Nessus Plugin ID 132885
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VPR Score: 9.2

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 6.

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, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 68.4.1 ESR.

Security Fix(es) :

* Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement (CVE-2019-17026)

* Mozilla: Bypass of @namespace CSS sanitization during pasting (CVE-2019-17016)

* Mozilla: Type Confusion in XPCVariant.cpp (CVE-2019-17017)

* Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4 (CVE-2019-17024)

* Mozilla: CSS sanitization does not escape HTML tags (CVE-2019-17022)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Update the affected firefox package.

See Also

https://cwe.mitre.org/data/definitions/79.html

https://cwe.mitre.org/data/definitions/120.html

https://cwe.mitre.org/data/definitions/843.html

https://access.redhat.com/security/cve/CVE-2019-17016

https://access.redhat.com/security/cve/CVE-2019-17017

https://access.redhat.com/security/cve/CVE-2019-17022

https://access.redhat.com/security/cve/CVE-2019-17024

https://access.redhat.com/security/cve/CVE-2019-17026

https://access.redhat.com/errata/RHSA-2020:0086

https://bugzilla.redhat.com/1788723

https://bugzilla.redhat.com/1788724

https://bugzilla.redhat.com/1788726

https://bugzilla.redhat.com/1788727

https://bugzilla.redhat.com/1789214

Plugin Details

Severity: Medium

ID: 132885

File Name: redhat-RHSA-2020-0086.nasl

Version: 1.6

Type: local

Agent: unix

Published: 1/15/2020

Updated: 11/19/2020

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 9.2

CVSS Score Source: CVE-2019-17026

CVSS v2.0

Base Score: 6.8

Temporal Score: 5

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:6::client, cpe:/o:redhat:enterprise_linux:6::computenode, cpe:/o:redhat:enterprise_linux:6::server, cpe:/o:redhat:enterprise_linux:6::workstation, p-cpe:/a:redhat:enterprise_linux:firefox

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

Exploit Available: undefined

Exploit Ease: No known exploits are available

Patch Publication Date: 1/13/2020

Vulnerability Publication Date: 1/8/2020

Reference Information

CVE: CVE-2019-17016, CVE-2019-17017, CVE-2019-17022, CVE-2019-17024, CVE-2019-17026

CWE: 79, 120, 843