CVE-2016-9064

5.9 MEDIUM
Published: June 11, 2018 Modified: November 25, 2025

Description

Add-on updates failed to verify that the add-on ID inside the signed package matched the ID of the add-on being updated. An attacker who could perform a man-in-the-middle attack on the user's connection to the update server and defeat the certificate pinning protection could provide a malicious signed add-on instead of a valid update. This vulnerability affects Firefox ESR < 45.5 and Firefox < 50.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2780.html
Source: security@mozilla.org
Third Party Advisory
http://www.securityfocus.com/bid/94336
Source: security@mozilla.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037298
Source: security@mozilla.org
Third Party Advisory VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1303418
Source: security@mozilla.org
Issue Tracking Patch
https://security.gentoo.org/glsa/201701-15
Source: security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2016-89/
Source: security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-90/
Source: security@mozilla.org
Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2780.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/94336
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037298
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1303418
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch
https://security.gentoo.org/glsa/201701-15
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2016-89/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-90/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.9 / 10.0
EPSS (Exploit Probability)
0.3%
50th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

mozilla