Home/CVE/PCRE before 8.36 mishandles the /(((a\2)|(a*)\g-1>))*/ pattern and related patterns with certain internal recursive back
CVE

CVE-2015-2327

PCRE before 8.36 mishandles the /(((a\2)|(a*)\g-1>))*/ pattern and related patterns with certain internal recursive back

PCRE before 8.36 mishandles the /(((a\2)|(a)\g-1>))/ pattern and related patterns with certain internal recursive back references, 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.

HIGH · CVSS 7.5 EPSS 0.02821
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  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0

Affected Products & Versions

1

Public Exploits & PoCs

2

Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD02 Dec 2015 · 01:59 AM

Vendor Advisories

7
suse-csafSUSE-SU-2017:2699-1
suse-csafSUSE-SU-2017:2700-1
suse-csafSUSE-SU-2016:3161-1
suse-csafSUSE-SU-2016:2971-1
rhsaRHSA-2016:2750Moderate
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