CVE-2015-8389

critical

Description

PCRE before 8.38 mishandles the /(?:|a|){100}x/ pattern and related patterns, which allows remote attackers to cause a denial of service (infinite recursion) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

References

https://security.netapp.com/advisory/ntap-20230216-0002/

https://security.gentoo.org/glsa/201607-02

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

https://bto.bluecoat.com/security-advisory/sa128

http://www.securityfocus.com/bid/82990

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

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

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html

Details

Source: Mitre, NVD

Published: 2015-12-02

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical