Vulnerability Details : CVE-2015-2326
Potential exploit
The pcre_compile2 function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code and cause a denial of service (out-of-bounds read) via regular expression with a group containing both a forward referencing subroutine call and a recursive back reference, as demonstrated by "((?+1)(\1))/".
Vulnerability category: Denial of service
Products affected by CVE-2015-2326
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
- cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Threat overview for CVE-2015-2326
Top countries where our scanners detected CVE-2015-2326
Top open port discovered on systems with this issue
80
IPs affected by CVE-2015-2326 330,719
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2015-2326!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2015-2326
0.40%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-2326
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2015-2326
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-2326
-
http://lists.opensuse.org/opensuse-updates/2015-05/msg00014.html
openSUSE-SU-2015:0858-1: moderate: Security update for pcreMailing List;Third Party Advisory
-
https://www.pcre.org/original/changelog.txt
Release Notes;Third Party Advisory
-
https://bugs.exim.org/show_bug.cgi?id=1592
Bug 1592 – [FG-VD-15-016] PCRE Library Heap overflow Vulnerability IIExploit;Issue Tracking;Permissions Required;Third Party Advisory
-
https://fortiguard.com/zeroday/FG-VD-15-016
FortiGuardThird Party Advisory
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