CVE-2017-7766
HIGHFirefox < 54 - Arbitrary File Execution and Deletion via Updater.ini Manipulation
Title source: llmDescription
An attack using manipulation of "updater.ini" contents, used by the Mozilla Windows Updater, and privilege escalation through the Mozilla Maintenance Service to allow for arbitrary file execution and deletion by the Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/99057
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-15/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1038689
Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1342742
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-16/
Scores
CVSS v3
7.8
EPSS
0.0017
EPSS Percentile
38.4%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (1)
mozilla/firefox
< 52.2.0
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026