Mozilla Firefox ESR < 24.8.1 RSA Signature Forgery in NSS

High Nessus Network Monitor Plugin ID 701238

Synopsis

The remote host is running a web browser that is vulnerable to a critical issue within the Network Security Services (NSS) library.

Description

Versions of Mozilla Firefox ESR prior to version 24.8.1 utilize a vulnerable version of the Network Security Services library for cryptographic functionality. The issue occurs from incorrectly check on signature padding, leading to potential signature forgery that can be leveraged for man-in-the-middle attacks over SSL.

Solution

Upgrade to Firefox ESR version 24.8.1, or later.

See Also

https://www.mozilla.org/security/announce/2014/mfsa2014-73.html

Plugin Details

Severity: High

ID: 701238

Family: Web Clients

Published: 2019/11/06

Updated: 2019/11/06

Dependencies: 9131

Nessus ID: 77901, 77906

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

CVSS v3.0

Base Score: 7.3

Temporal Score: 7

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

Temporal Vector: CVSS:3.0/E:X/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:firefox_esr

Patch Publication Date: 2014/10/01

Vulnerability Publication Date: 2014/10/01

Reference Information

CVE: CVE-2014-1568

BID: 70116

IAVA: 2016-A-0293