Mozilla Firefox ESR < 115.2.1

high Nessus Plugin ID 181357

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Synopsis

A web browser installed on the remote Windows host is affected by a vulnerability.

Description

The version of Firefox ESR installed on the remote Windows host is prior to 115.2.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2023-40 advisory.

- Opening a malicious WebP image could lead to a heap buffer overflow in the content process. We are aware of this issue being exploited in other products in the wild. (CVE-2023-4863)

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 115.2.1 or later.

Plugin Details

Severity: High

ID: 181357

File Name: mozilla_firefox_115_2_1_esr.nasl

Version: 1.4

Type: local

Agent: windows

Family: Windows

Published: 9/13/2023

Updated: 10/6/2023

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

Risk Information

VPR

Risk Factor: Critical

Score: 9.8

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

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

CVSS Score Source: CVE-2023-4863

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

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:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:firefox_esr

Required KB Items: Mozilla/Firefox/Version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/12/2023

Vulnerability Publication Date: 9/12/2023

CISA Known Exploited Vulnerability Due Dates: 10/4/2023

Reference Information

CVE: CVE-2023-4863

IAVA: 2023-A-0491-S

Detections

Analytics