Vulnerability in Pcre
CVE-2017-11164
In PCRE 8.41, the OP_KETRMAX feature in the match function in pcre_exec.c allows stack exhaustion (uncontrolled recursion) when processing a crafted regular expression.
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: 0.031 (87.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Pcre — versions 8.41
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/99575 (vdb-entry)
- openwall.com/lists/oss-security/2017/07/11/3 (Mailing List, Third Party Advisory)
- lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac… (mailing-list)
- www.openwall.com/lists/oss-security/2023/04/11/1 (mailing-list)
- www.openwall.com/lists/oss-security/2023/04/12/1 (mailing-list)
Frequently asked questions
- What is CVE-2017-11164?
- CVE-2017-11164 is a high-severity vulnerability in Pcre, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2017-07-11.
- How severe is CVE-2017-11164?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-11164 known to be exploited?
- 23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.