CVE-2016-2826 Information

Description

The maintenance service in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 on Windows does not prevent MAR extracted-file modification during updater execution which might allow local users to gain privileges via a Trojan horse file.

CVSS Vector

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

Reference

http://www.mozilla.org/security/announce/2016/mfsa2016-55.html http://www.securityfocus.com/bid/91075 http://www.securitytracker.com/id/1036057 https://bugzilla.mozilla.org/show_bug.cgi?id=1237219

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8