Vulnerability Details : CVE-2015-8380
Potential exploit
The pcre_exec function in pcre_exec.c in PCRE before 8.38 mishandles a // pattern with a \01 string, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2015-8380
- cpe:2.3:a:pcre:perl_compatible_regular_expression_library:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-8380
4.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 92 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-8380
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2015-8380
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-8380
-
https://bugs.exim.org/show_bug.cgi?id=1637
Bug 1637 – Heap overflow / invalid write in fuction pcre_execExploit
-
http://www.securityfocus.com/bid/77695
PCRE Multiple Heap Based Buffer Overflow VulnerabilitiesThird Party Advisory;VDB Entry
-
https://blog.fuzzing-project.org/29-Heap-Overflow-in-PCRE.html
Heap Overflow in PCRE | The Fuzzing ProjectThird Party Advisory
-
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173700.html
[SECURITY] Fedora 22 Update: pcre-8.37-7.fc22Third Party Advisory
-
http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
ViewVC ExceptionExploit
-
https://security.gentoo.org/glsa/201607-02
libpcre: Multiple Vulnerabilities (GLSA 201607-02) — Gentoo security
-
https://bto.bluecoat.com/security-advisory/sa128
SA128 : Multiple PCRE VulnerabilitiesThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2015/11/29/1
oss-security - Re: Heap Overflow in PCREExploit
Jump to