CVE-2015-2328

HIGH

Description

PCRE before 8.36 mishandles the /((?(R)a|(?1)))+/ pattern and related patterns with certain recursion, which allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

References

http://rhn.redhat.com/errata/RHSA-2016-1025.html

http://rhn.redhat.com/errata/RHSA-2016-2750.html

http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup

http://www.fortiguard.com/advisory/FG-VD-15-014/

http://www.openwall.com/lists/oss-security/2015/11/29/1

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

http://www.securityfocus.com/bid/74924

http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886

https://bugs.exim.org/show_bug.cgi?id=1515

https://jira.mongodb.org/browse/SERVER-17252

Details

Source: MITRE

Published: 2015-12-02

Updated: 2018-01-05

Type: CWE-19

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH