cbcvebase.
CVE-2018-12401
published 2019-02-28

CVE-2018-12401: Some special resource URIs will cause a non-exploitable crash if loaded with optional parameters following a '?' in the parsed string. This could lead to…

PriorityP434high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
2.29%
81.1th percentile
Some special resource URIs will cause a non-exploitable crash if loaded with optional parameters following a '?' in the parsed string. This could lead to denial of service (DOS) attacks. This vulnerability affects Firefox < 63.

Affected

13 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debianfirefox< firefox 63.0-1 (sid)firefox 63.0-1 (sid)
mozillafirefox< 63.063.0
mozillafirefox>= 0 < 63.0.3+build1-0ubuntu0.14.04.163.0.3+build1-0ubuntu0.14.04.1
mozillafirefox>= 0 < 63.0+build2-0ubuntu0.14.04.263.0+build2-0ubuntu0.14.04.2
mozillafirefox>= 0 < 63.0.3+build1-0ubuntu0.16.04.163.0.3+build1-0ubuntu0.16.04.1
mozillafirefox>= 0 < 63.0+build2-0ubuntu0.16.04.263.0+build2-0ubuntu0.16.04.2
mozillafirefox>= 0 < 63.0.3+build1-0ubuntu0.18.04.163.0.3+build1-0ubuntu0.18.04.1
mozillafirefox>= 0 < 63.0+build2-0ubuntu0.18.04.263.0+build2-0ubuntu0.18.04.2
mozillafirefox>= unspecified < 6363

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.