Buffer overflow in Mozilla Firefox
CVE-2019-17025
Mozilla developers reported memory safety bugs present in Firefox 71. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 72.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (69.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Mozilla Firefox — versions before 72
- Canonical Ubuntu Linux — versions 16.04, 18.04, 19.04
Weakness classification (CWE)
References
- bugzilla.mozilla.org/buglist.cgi (Broken Link)
- www.mozilla.org/security/advisories/mfsa2020-01/ (Vendor Advisory)
- usn.ubuntu.com/4234-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-17025?
- CVE-2019-17025 is a high-severity vulnerability in Mozilla Firefox, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-01-08.
- How severe is CVE-2019-17025?
- High severity. CVSS v3 base score is 8.8 out of 10.