CVE-2015-3217

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Dec 13, 2016
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2015

CVE-2015-32182.1The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows locCVE-2015-32194.3Cross-site scripting (XSS) vulnerability in the Orchestration/Stack section in OpenStack Dashboard (Horizon) 2014.2 before 2014.2.4 and 2015CVE-2015-32207.5The tlslite library before 0.4.9 for Python allows remote attackers to trigger a denial of service (runtime exception and process crash).CVE-2015-32214.0OpenStack Neutron before 2014.2.4 (juno) and 2015.1.x before 2015.1.1 (kilo), when using the IPTables firewall driver, allows remote authentCVE-2015-32227.0syscheck/seechanges.c in OSSEC 2.7 through 2.8.1 on NIX systems allows local users to execute arbitrary code as root.CVE-2015-32235.3The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x beforCVE-2015-32244.3request.rb in Web Console before 2.1.3, as used with Ruby on Rails 3.x and 4.x, does not properly restrict the use of X-Forwarded-For headerCVE-2015-32255.0lib/rack/utils.rb in Rack before 1.5.4 and 1.6.x before 1.6.2, as used with Ruby on Rails 3.x and 4.x and other products, allows remote attaCVE-2015-32264.3Cross-site scripting (XSS) vulnerability in json/encoding.rb in Active Support in Ruby on Rails 3.x and 4.1.x before 4.1.11 and 4.2.x beforeCVE-2015-32275.0The (1) jdom.rb and (2) rexml.rb components in Active Support in Ruby on Rails before 4.1.11 and 4.2.x before 4.2.2, when JDOM or REXML is eCVE-2015-32286.8Integer overflow in the gs_heap_alloc_bytes function in base/gsmalloc.c in Ghostscript 9.15 and earlier allows remote attackers to cause a dCVE-2015-32295.9fedora-cloud-atomic.ks in spin-kickstarts allows remote attackers to conduct man-in-the-middle attacks by leveraging use of HTTP to download