Vulnerability Report

CVE-2015-8389

Title: Php Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2015-8389.

CWE Category CWE-119
Published Date Dec 02, 2015
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
3.89%

Vulnerability Summary

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.

Impacted Vendors

P
php 1
P
php_group 1
P
pcre 1

Reference Links

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup http://www.openwall.com/lists/oss-security/2015/11/29/1 http://www.securityfocus.com/bid/82990 https://bto.bluecoat.com/security-advisory/sa128 https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 https://security.gentoo.org/glsa/201607-02 https://security.netapp.com/advisory/ntap-20230216-0002/ http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup http://www.openwall.com/lists/oss-security/2015/11/29/1 http://www.securityfocus.com/bid/82990 https://bto.bluecoat.com/security-advisory/sa128 https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 https://security.gentoo.org/glsa/201607-02 https://security.netapp.com/advisory/ntap-20230216-0002/
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2015-8389 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.