Vulnerability Monitor

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CVE-2016-2826

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.

Published

2016-06-13T10:59:09.150

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	microsoft	windows	*	No
Application	mozilla	firefox	45.1.0	Yes
Application	mozilla	firefox	45.1.1	Yes
Operating System	microsoft	windows	*	No
Application	mozilla	firefox	≤ 46.0.1	Yes

References

http://www.mozilla.org/security/announce/2016/mfsa2016-55.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/91075 ([email protected])
http://www.securitytracker.com/id/1036057 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1237219 ([email protected])
http://www.mozilla.org/security/announce/2016/mfsa2016-55.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/91075 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1036057 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1237219 (af854a3a-2127-422b-91ae-364da2661108)