Debian DSA-4653-1 : firefox-esr - security update

high Nessus Plugin ID 135208

Synopsis

The remote Debian host is missing a security-related update.

Description

Two security issues have been found in the Mozilla Firefox web browser, which could result in the execution of arbitrary code.

Solution

Upgrade the firefox-esr packages.

For the oldstable distribution (stretch), these problems have been fixed in version 68.6.1esr-1~deb9u1.

For the stable distribution (buster), these problems have been fixed in version 68.6.1esr-1~deb10u1.

See Also

https://security-tracker.debian.org/tracker/source-package/firefox-esr

https://packages.debian.org/source/stretch/firefox-esr

https://packages.debian.org/source/buster/firefox-esr

https://www.debian.org/security/2020/dsa-4653

Plugin Details

Severity: High

ID: 135208

File Name: debian_DSA-4653.nasl

Version: 1.8

Type: local

Agent: unix

Published: 4/6/2020

Updated: 1/21/2022

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

CVSS Score Source: CVE-2020-6820

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

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

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:firefox-esr, cpe:/o:debian:debian_linux:10.0, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/4/2020

Vulnerability Publication Date: 4/24/2020

CISA Known Exploited Dates: 5/3/2022

Reference Information

CVE: CVE-2020-6819, CVE-2020-6820

DSA: 4653

IAVA: 2020-A-0128-S