Debian DSA-4778-1 : firefox-esr - security update

critical Nessus Plugin ID 141843

Synopsis

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

Description

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

Solution

Upgrade the firefox-esr packages.

For the stable distribution (buster), these problems have been fixed in version 78.4.0esr-1~deb10u2.

See Also

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

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

https://www.debian.org/security/2020/dsa-4778

Plugin Details

Severity: Critical

ID: 141843

File Name: debian_DSA-4778.nasl

Version: 1.7

Type: local

Agent: unix

Published: 10/23/2020

Updated: 11/13/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2020-15683

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:debian:debian_linux:firefox-esr, cpe:/o:debian:debian_linux:10.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/21/2020

Vulnerability Publication Date: 10/22/2020

Reference Information

CVE: CVE-2020-15683, CVE-2020-15969

DSA: 4778

IAVA: 2020-A-0472-S