Mozilla Firefox ESR < 31.5.2 JIT Code Execution

high Nessus Network Monitor Plugin ID 701253

Synopsis

The remote host has a web browser that is affected by a remote code execution vulnerability.

Description

Versions of Mozilla Firefox ESR prior to 31.5.2 are affected by a remote code execution vulnerability due to an out-of-bounds error in typed array bounds checking within 'asmjs/AsmJSValidate.cpp', which relates to just-in-time compilation for JavaScript. A remote attacker, using a specially crafted web page, can exploit this to execute arbitrary code by reading and writing to memory.

Solution

Upgrade to Firefox ESR version 31.5.2, or later.

Plugin Details

Severity: High

ID: 701253

Family: Web Clients

Published: 11/6/2019

Updated: 11/6/2019

Nessus ID: 82038, 82040

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 8.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A: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: CVSS:3.0/E:X/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:firefox_esr

Patch Publication Date: 3/20/2015

Vulnerability Publication Date: 3/20/2015

Reference Information

CVE: CVE-2015-0817

BID: 73263

Detections

Analytics