Description
If a malicious site repeatedly triggers a modal authentication prompt, eventually the browser UI will become non-responsive, requiring shutdown through the operating system. This is a denial of service (DOS) attack. This vulnerability affects Firefox < 52 and Thunderbird < 52.
References (5)
Core 5
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-09/
Exploit, Issue Tracking, Patch x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1312243
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
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/96692
Scores
CVSS v3
7.5
EPSS
0.0091
EPSS Percentile
76.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (2)
mozilla/firefox
< 52.0
mozilla/thunderbird
< 52.0
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026