CentOS 8 : firefox (CESA-2021:2743)

high Nessus Plugin ID 151797

Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2021:2743 advisory.

- Mozilla: Use-after-free in accessibility features of a document (CVE-2021-29970)

- Mozilla: Memory safety bugs fixed in Firefox 90 and Firefox ESR 78.12 (CVE-2021-29976)

- chromium-browser: Out of bounds write in ANGLE (CVE-2021-30547)

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 affected firefox package.

See Also

https://access.redhat.com/errata/RHSA-2021:2743

Plugin Details

Severity: High

ID: 151797

File Name: centos8_RHSA-2021-2743.nasl

Version: 1.4

Type: local

Agent: unix

Published: 7/16/2021

Updated: 12/7/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-30547

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:firefox

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/15/2021

Vulnerability Publication Date: 6/8/2021

Reference Information

CVE: CVE-2021-29970, CVE-2021-29976, CVE-2021-30547

IAVA: 2021-A-0293-S, 2021-A-0309-S

RHSA: 2021:2743