Vulnerability CVE-2017-16231
Published: 2019-03-21

Description:
** DISPUTED ** 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.

See advisories in our WLB2 database:
Topic
Author
Date
High
PCRE 8.41 Buffer Overflow
Jiawang Zhang
23.12.2018

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
PCRE -> PCRE 

 References:
http://packetstormsecurity.com/files/150897/PCRE-8.41-Buffer-Overflow.html
http://seclists.org/fulldisclosure/2018/Dec/33
http://www.openwall.com/lists/oss-security/2017/11/01/11
http://www.openwall.com/lists/oss-security/2017/11/01/3
http://www.openwall.com/lists/oss-security/2017/11/01/7
http://www.openwall.com/lists/oss-security/2017/11/01/8
http://www.securityfocus.com/bid/101688
https://bugs.exim.org/show_bug.cgi?id=2047
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