Mozilla Firefox ESR < 78.6

high Nessus Plugin ID 144278

Synopsis

A web browser installed on the remote Windows host is affected by multiple vulnerabilities.

Description

The version of Firefox ESR installed on the remote Windows host is prior to 78.6. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2020-55 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Mozilla Firefox ESR version 78.6 or later.

See Also

https://www.mozilla.org/en-US/security/advisories/mfsa2020-55/

Plugin Details

Severity: High

ID: 144278

File Name: mozilla_firefox_78_6_esr.nasl

Version: 1.6

Type: local

Agent: windows

Family: Windows

Published: 12/15/2020

Updated: 1/13/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-35113

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:firefox_esr

Required KB Items: Mozilla/Firefox/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 12/15/2020

Vulnerability Publication Date: 12/2/2020

Reference Information

CVE: CVE-2020-16042, CVE-2020-26971, CVE-2020-26973, CVE-2020-26974, CVE-2020-26978, CVE-2020-35111, CVE-2020-35112, CVE-2020-35113

IAVA: 2020-A-0575-S

MFSA: 2020-55