Description
The Mozilla Windows updater can be called by a non-privileged user to delete an arbitrary local file by passing a special path to the callback parameter through the Mozilla 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 < 45.8 and Firefox < 52.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/96696
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-05/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037966
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-06/
Exploit, Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1321814
Scores
CVSS v3
5.5
EPSS
0.0011
EPSS Percentile
28.7%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-269
Status
published
Products (1)
mozilla/firefox
< 52.0
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026