RHEL 8 : firefox (RHSA-2021:2743)

high Nessus Plugin ID 151669

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-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 these issues 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/security/cve/CVE-2021-29970

https://access.redhat.com/security/cve/CVE-2021-29976

https://access.redhat.com/security/cve/CVE-2021-30547

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

https://bugzilla.redhat.com/1970109

https://bugzilla.redhat.com/1982013

https://bugzilla.redhat.com/1982014

Plugin Details

Severity: High

ID: 151669

File Name: redhat-RHSA-2021-2743.nasl

Version: 1.11

Type: local

Agent: unix

Published: 7/15/2021

Updated: 12/8/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, 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:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, 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: 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

CWE: 120, 416

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

RHSA: 2021:2743