Vulnerability in Irregex Project
CVE-2016-9954
The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.
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: 0.024 (83.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2016/12/15/8 (mailing-list, Mailing List, Third Party Advisory)
- github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1 (Patch, Third Party Advisory)
- www.securityfocus.com/bid/94942 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (VDB Entry, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2016-9954?
- CVE-2016-9954 is a high-severity vulnerability in Irregex Project, classified under CWE-399. CVSS score: 7.5/10. Published 2017-04-21.
- How severe is CVE-2016-9954?
- High severity. CVSS v3 base score is 7.5 out of 10.