Vulnerability Monitor

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CVE-2015-8389

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.

Published

2015-12-02T01:59:13.417

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119
CWE-185

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pcre	perl_compatible_regular_expression_library	≤ 8.37	Yes
Operating System	fedoraproject	fedora	22	Yes
Application	php	php	< 5.5.32	Yes
Application	php	php	< 5.6.18	Yes
Application	php	php	< 7.0.3	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html Third Party Advisory ([email protected])
http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup Release Notes, Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2015/11/29/1 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/82990 Third Party Advisory, VDB Entry ([email protected])
https://bto.bluecoat.com/security-advisory/sa128 Permissions Required, Third Party Advisory ([email protected])
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201607-02 Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20230216-0002/ ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/11/29/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/82990 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bto.bluecoat.com/security-advisory/sa128 Permissions Required, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201607-02 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20230216-0002/ (af854a3a-2127-422b-91ae-364da2661108)