CVE-2016-2826

Severity CVSS v4.0:

Pending analysis

Type:

CWE-264 Permissions, Privileges, and Access Control

Publication date:

13/06/2016

Last modified:

12/04/2025

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.

Impact

Vector 3.x

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vector 2.0

AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

7.20

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:microsoft:windows::::::::
cpe:2.3:a:mozilla:firefox:45.1.0:::::::*
cpe:2.3:a:mozilla:firefox:45.1.1:::::::*
cpe:2.3:o:microsoft:windows::::::::
cpe:2.3:a:mozilla:firefox::::::::		46.0.1 (including)

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:o:microsoft:windows::::::::
cpe:2.3:a:mozilla:firefox:45.1.0:::::::*
cpe:2.3:a:mozilla:firefox:45.1.1:::::::*
cpe:2.3:o:microsoft:windows::::::::
cpe:2.3:a:mozilla:firefox::::::::		46.0.1 (including)

CVE-2016-2826

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools