Improper input validation in Mozilla Firefox
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 denial of service (DOS) attacks. This vulnerability affects Firefox < 63.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.025 · change: +0.002
Affected products
- Mozilla Firefox — versions unspecified
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
Weakness classification (CWE)
References
- www.mozilla.org/security/advisories/mfsa2018-26/ (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Vendor Advisory, Permissions Required, Issue Tracking)
- www.securityfocus.com/bid/105721 (VDB Entry, Third Party Advisory, vdb-entry)
- usn.ubuntu.com/3801-1/ (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1041944 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-12401?
- CVE-2018-12401 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-02-28.
- How severe is CVE-2018-12401?
- High severity. CVSS v3 base score is 7.5 out of 10.