Vulnerability in Oniguruma Project
CVE-2019-16163
Oniguruma before 6.9.3 allows Stack Exhaustion in regcomp.c because of recursion in regparse.c.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.028 (86.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Oniguruma Project
- Canonical Ubuntu Linux — versions 14.04
- Debian Linux — versions 8.0
- Fedoraproject Fedora — versions 29, 30
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/kkos/oniguruma/issues/147 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/kkos/oniguruma/commit/4097828d7cc87589864fecf452f2cd46c5f37180 (Patch)
- github.com/kkos/oniguruma/compare/v6.9.2...v6.9.3 (Patch, Release Notes)
- lists.debian.org/debian-lts-announce/2019/09/msg00010.html (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4460-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-16163?
- CVE-2019-16163 is a high-severity vulnerability in Oniguruma Project, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2019-09-09.
- How severe is CVE-2019-16163?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2019-16163 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.