Debian DSA-4678-1 : firefox-esr - security update

critical Nessus Plugin ID 136374

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 or information disclosure.

Solution

Upgrade the firefox-esr packages.

For the oldstable distribution (stretch), these problems have been fixed in version 68.8.0esr-1~deb9u1.

For the stable distribution (buster), these problems have been fixed in version 68.8.0esr-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-4678

Plugin Details

Severity: Critical

ID: 136374

File Name: debian_DSA-4678.nasl

Version: 1.6

Type: local

Agent: unix

Published: 5/7/2020

Updated: 8/18/2020

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: E:P/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: 5/6/2020

Vulnerability Publication Date: 5/26/2020

Reference Information

CVE: CVE-2020-12387, CVE-2020-12392, CVE-2020-12395, CVE-2020-6831

DSA: 4678

IAVA: 2020-A-0190-S