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National Cyber Awareness System

Vulnerability Summary for CVE-2009-0023

Original release date:06/08/2009
Last revised:04/18/2013
Source: US-CERT/NIST

Overview

The apr_strmatch_precompile function in strmatch/apr_strmatch.c in Apache APR-util before 1.3.5 allows remote attackers to cause a denial of service (daemon crash) via crafted input involving (1) a .htaccess file used with the Apache HTTP Server, (2) the SVNMasterURI directive in the mod_dav_svn module in the Apache HTTP Server, (3) the mod_apreq2 module for the Apache HTTP Server, or (4) an application that uses the libapreq2 library, which triggers a heap-based buffer underflow.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=503928
Type: Patch Information
Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=503928
External Source: DEBIAN
Name: DSA-1812
Type: Patch Information
Hyperlink:http://www.debian.org/security/2009/dsa-1812
External Source: FEDORA
Name: FEDORA-2009-5969
Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2009-June/msg01228.html
External Source: FEDORA
Name: FEDORA-2009-6261
Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2009-June/msg01201.html
External Source: FEDORA
Name: FEDORA-2009-6014
Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2009-June/msg01173.html
External Source: XF
Name: apache-aprstrmatchprecompile-dos(50964)
Hyperlink:http://xforce.iss.net/xforce/xfdb/50964
External Source: VUPEN
Name: ADV-2009-3184
Hyperlink:http://www.vupen.com/english/advisories/2009/3184
External Source: VUPEN
Name: ADV-2009-1907
Hyperlink:http://www.vupen.com/english/advisories/2009/1907
External Source: UBUNTU
Name: USN-787-1
Hyperlink:http://www.ubuntu.com/usn/usn-787-1
External Source: UBUNTU
Name: USN-786-1
Hyperlink:http://www.ubuntu.com/usn/usn-786-1
External Source: BID
Name: 35221
Hyperlink:http://www.securityfocus.com/bid/35221
External Source: BUGTRAQ
Name: 20091112 rPSA-2009-0144-1 apr-util
Hyperlink:http://www.securityfocus.com/archive/1/archive/1/507855/100/0/threaded
External Source: REDHAT
Name: RHSA-2009:1108
Hyperlink:http://www.redhat.com/support/errata/RHSA-2009-1108.html
External Source: REDHAT
Name: RHSA-2009:1107
Hyperlink:http://www.redhat.com/support/errata/RHSA-2009-1107.html
External Source: CONFIRM
Name: http://www.oracle.com/technetwork/topics/security/cpuapr2013-1899555.html
Hyperlink:http://www.oracle.com/technetwork/topics/security/cpuapr2013-1899555.html
External Source: MANDRIVA
Name: MDVSA-2009:131
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2009:131
External Source: CONFIRM
Name: http://www.apache.org/dist/apr/CHANGES-APR-UTIL-1.3
Hyperlink:http://www.apache.org/dist/apr/CHANGES-APR-UTIL-1.3
External Source: CONFIRM
Name: http://www-01.ibm.com/support/docview.wss?uid=swg27014463
Hyperlink:http://www-01.ibm.com/support/docview.wss?uid=swg27014463
External Source: AIXAPAR
Name: PK99478
Hyperlink:http://www-01.ibm.com/support/docview.wss?uid=swg1PK99478
External Source: AIXAPAR
Name: PK91241
Hyperlink:http://www-01.ibm.com/support/docview.wss?uid=swg1PK91241
External Source: AIXAPAR
Name: PK88341
Hyperlink:http://www-01.ibm.com/support/docview.wss?uid=swg1PK88341
External Source: CONFIRM
Name: http://wiki.rpath.com/Advisories:rPSA-2009-0144
Hyperlink:http://wiki.rpath.com/Advisories:rPSA-2009-0144
External Source: CONFIRM
Name: http://svn.apache.org/viewvc?view=rev&revision=779880
Hyperlink:http://svn.apache.org/viewvc?view=rev&revision=779880
External Source: CONFIRM
Name: http://support.apple.com/kb/HT3937
Hyperlink:http://support.apple.com/kb/HT3937
External Source: SLACKWARE
Name: SSA:2009-167-02
Hyperlink:http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.538210
External Source: GENTOO
Name: GLSA-200907-03
Hyperlink:http://security.gentoo.org/glsa/glsa-200907-03.xml
External Source: SECUNIA
Name: 37221
Hyperlink:http://secunia.com/advisories/37221
External Source: SECUNIA
Name: 35843
Hyperlink:http://secunia.com/advisories/35843
External Source: SECUNIA
Name: 35797
Hyperlink:http://secunia.com/advisories/35797
External Source: SECUNIA
Name: 35710
Hyperlink:http://secunia.com/advisories/35710
External Source: SECUNIA
Name: 35565
Hyperlink:http://secunia.com/advisories/35565
External Source: SECUNIA
Name: 35487
Hyperlink:http://secunia.com/advisories/35487
External Source: SECUNIA
Name: 35444
Hyperlink:http://secunia.com/advisories/35444
External Source: SECUNIA
Name: 35395
Hyperlink:http://secunia.com/advisories/35395
External Source: SECUNIA
Name: 35360
Type: Advisory
Hyperlink:http://secunia.com/advisories/35360
External Source: SECUNIA
Name: 35284
Type: Advisory
Hyperlink:http://secunia.com/advisories/35284
External Source: SECUNIA
Name: 34724
Hyperlink:http://secunia.com/advisories/34724
External Source: OVAL
Name: oval:org.mitre.oval:def:12321
Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:12321
External Source: OVAL
Name: oval:org.mitre.oval:def:10968
Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10968
External Source: HP
Name: HPSBUX02612
Hyperlink:http://marc.info/?l=bugtraq&m=129190899612998&w=2
External Source: HP
Name: HPSBUX02612
Hyperlink:http://marc.info/?l=bugtraq&m=129190899612998&w=2
External Source: APPLE
Name: APPLE-SA-2009-11-09-1
Hyperlink:http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html

References to Check Content

Identifier:oval:org.mitre.oval:def:12321
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:12321
Identifier:oval:org.mitre.oval:def:10968
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10968

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:apache:apr-util:1.3.4 and previous versions
spacerspacerNav control image* cpe:/a:apache:apr-util:0.9.1
spacerspacerNav control image* cpe:/a:apache:apr-util:0.9.2
spacerspacerNav control image* cpe:/a:apache:apr-util:0.9.3
spacerspacerNav control image* cpe:/a:apache:apr-util:0.9.4
spacerspacerNav control image* cpe:/a:apache:apr-util:1.0
spacerspacerNav control image* cpe:/a:apache:apr-util:0.9.5
spacerspacerNav control image* cpe:/a:apache:apr-util:1.0.1
spacerspacerNav control image* cpe:/a:apache:apr-util:1.0.2
spacerspacerNav control image* cpe:/a:apache:apr-util:1.1.0
spacerspacerNav control image* cpe:/a:apache:apr-util:1.1.1
spacerspacerNav control image* cpe:/a:apache:apr-util:1.1.2
spacerspacerNav control image* cpe:/a:apache:apr-util:1.2.1
spacerspacerNav control image* cpe:/a:apache:apr-util:1.2.2
spacerspacerNav control image* cpe:/a:apache:apr-util:1.2.6
spacerspacerNav control image* cpe:/a:apache:apr-util:1.2.7
spacerspacerNav control image* cpe:/a:apache:apr-util:1.2.8
spacerspacerNav control image* cpe:/a:apache:apr-util:1.3.0
spacerspacerNav control image* cpe:/a:apache:apr-util:1.3.1
spacerspacerNav control image* cpe:/a:apache:apr-util:1.3.2
spacerspacerNav control image* cpe:/a:apache:apr-util:1.3.3
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0023