RHEL 7 : firefox (RHSA-2021:0053)

high Nessus Plugin ID 144846

Synopsis

The remote Red Hat host is missing a security update for firefox.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:0053 advisory.

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.6.1 ESR.

Security Fix(es):

* Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk (CVE-2020-16044)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL firefox package based on the guidance in RHSA-2021:0053.

See Also

http://www.nessus.org/u?d1882166

https://access.redhat.com/security/updates/classification/#critical

https://access.redhat.com/errata/RHSA-2021:0053

https://bugzilla.redhat.com/show_bug.cgi?id=1913503

Plugin Details

Severity: High

ID: 144846

File Name: redhat-RHSA-2021-0053.nasl

Version: 1.15

Type: local

Agent: unix

Published: 1/11/2021

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-16044

CVSS v3

Risk Factor: High

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:firefox, cpe:/o:redhat:enterprise_linux: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: 1/11/2021

Vulnerability Publication Date: 1/7/2021

Reference Information

CVE: CVE-2020-16044

CWE: 416

IAVA: 2021-A-0005-S, 2021-A-0040-S

RHSA: 2021:0053