CVE-2017-16231
Last modified
CVE-2017-16231 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used. EPSS estimates a 0.52% chance of exploitation in the next 30 days.
Description
In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pcre | Pcre | 8.41 |
References
- https://packetstormsecurity.com/files/150897/PCRE-8.41-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- https://seclists.org/fulldisclosure/2018/Dec/33Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/11Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/3Exploit, Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/7Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/8Exploit, Mailing List, Third Party Advisory
- https://www.securityfocus.com/bid/101688Third Party Advisory, VDB Entry
- https://bugs.exim.org/show_bug.cgi?id=2047Issue Tracking, Third Party Advisory
- https://packetstormsecurity.com/files/150897/PCRE-8.41-Buffer-Overflow.htmlThird Party Advisory, VDB Entry
- https://seclists.org/fulldisclosure/2018/Dec/33Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/11Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/3Exploit, Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/7Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2017/11/01/8Exploit, Mailing List, Third Party Advisory
- https://www.securityfocus.com/bid/101688Third Party Advisory, VDB Entry
- https://bugs.exim.org/show_bug.cgi?id=2047Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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