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CVE-2015-2326

Published: Jan 14, 2020Updated: Nov 21, 2024 Sources: CVE List NVDCWE-125
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
1.6%
Top 27.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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))/".

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-125

Affected Products

pcrepcre
LibraryLibrary
OSS Libraries / generic-library
opensuseopensuse
On-premOS
Operating Systems / linux-distro
mariadbmariadbDatabases
phpphp
Dev Tool
OSS Libraries / generic-library
n/an/a
pcreoss-projectOSS Librariesaka perl compatible regular expression library, pcre2
opensuseoss-projectDEOperating Systemsaka opensuse
mariadboss-projectUSDatabases
phposs-projectUSOSS Librariesaka php language, pecl, pear

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

http://lists.opensuse.org/opensuse-updates/2015-05/msg00014.html
lists.opensuse.org
https://bugs.exim.org/show_bug.cgi?id=1592
bugs.exim.org
https://fortiguard.com/zeroday/FG-VD-15-016
fortiguard.com
and 1 more references View all →

Timeline

Published
Jan 14, 2020
Last Updated
Nov 21, 2024

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