Firefox < 37.0.1 HTTP/2 Alt-Svc Header Certificate Verification Bypass

medium Nessus Plugin ID 82583

Synopsis

The remote Windows host contains a web browser that is affected by a security bypass vulnerability.

Description

The version of Firefox installed on the remote Windows host is prior to 37.0.1. It is, therefore, affected by an error related to the HTTP/2 'Alt-Svc' header and SSL certificate verification, which allows man-in-the-middle (MitM) attacks.

Solution

Upgrade to Firefox 37.0.1 or later.

See Also

https://www.mozilla.org/en-US/security/advisories/mfsa2015-44/

Plugin Details

Severity: Medium

ID: 82583

File Name: mozilla_firefox_37_0_1.nasl

Version: 1.7

Type: local

Agent: windows

Family: Windows

Published: 4/6/2015

Updated: 11/22/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2015-0799

Vulnerability Information

CPE: cpe:/a:mozilla:firefox

Required KB Items: Mozilla/Firefox/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 4/3/2015

Vulnerability Publication Date: 4/3/2015

Reference Information

CVE: CVE-2015-0799

BID: 73905