CVE-2009-0023
The apr_strmatch_precompile function in strmatch/apr_strmatch.c in Apache APR-util before 1.3.5...
4.3 MediumFix available
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.
Exploit likelihood
8.53%Up 1.2 points since Feb 4, 2022
What each source reports
NVD Score used
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.
- Record
CVE-2009-0023- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2009-0023- Updated
- 2026-11-02
EUVDEUVD-2009-0036 No score
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.
- Record
EUVD-2009-0036- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8jp8-5574-2q6q No score
The apr_strmatch_precompile function in strmatch/apr_strmatch.c in Apache APR-util before 1.3.5...
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.
- Record
GHSA-8jp8-5574-2q6q- Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2009-0023- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-0023 No score
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.
- Record
DEBIAN-CVE-2009-0023- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10268-1 No score
apache2-2.4.23-4.1 on GA media
These are all security issues fixed in the apache2-2.4.23-4.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10268-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10568-1 No score
libapr-util1-1.5.4-4.4 on GA media
These are all security issues fixed in the libapr-util1-1.5.4-4.4 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10568-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11586-1 No score
apr-util-devel-1.6.1-8.1 on GA media
These are all security issues fixed in the apr-util-devel-1.6.1-8.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11586-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
apr-utilDebian:12 |
before 1.3.7+dfsg-1 | 1.3.7+dfsg-1 |
apr-utilDebian:13 |
before 1.3.7+dfsg-1 | 1.3.7+dfsg-1 |
apr-utilDebian:14 |
before 1.3.7+dfsg-1 | 1.3.7+dfsg-1 |
apr-utilDebian:4.0 |
before 1.2.7+dfsg-2+etch2, plus listed versions 1.2.7+dfsg-2 |
1.2.7+dfsg-2+etch2 |
apr-utilDebian:5.0 |
before 1.2.12+dfsg-8+lenny2, plus listed versions 1.2.12+dfsg-8 |
1.2.12+dfsg-8+lenny2 |
apr-utilRed Hat:enterprise_linux:4::as |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-debuginfoRed Hat:enterprise_linux:4::as |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-develRed Hat:enterprise_linux:4::as |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-utilRed Hat:enterprise_linux:4::desktop |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-debuginfoRed Hat:enterprise_linux:4::desktop |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
Show 83 moreShow less
| Package | Affected | Fixed |
|---|---|---|
apr-util-develRed Hat:enterprise_linux:4::desktop |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-utilRed Hat:enterprise_linux:4::es |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-debuginfoRed Hat:enterprise_linux:4::es |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-develRed Hat:enterprise_linux:4::es |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-utilRed Hat:enterprise_linux:4::ws |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-debuginfoRed Hat:enterprise_linux:4::ws |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-util-develRed Hat:enterprise_linux:4::ws |
before 0:0.9.4-22.el4_8.1 | 0:0.9.4-22.el4_8.1 |
apr-utilRed Hat:enterprise_linux:5::client_workstation |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-debuginfoRed Hat:enterprise_linux:5::client_workstation |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-develRed Hat:enterprise_linux:5::client_workstation |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-utilRed Hat:enterprise_linux:5::client |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-debuginfoRed Hat:enterprise_linux:5::client |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-docsRed Hat:enterprise_linux:5::client |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-utilRed Hat:enterprise_linux:5::server |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-debuginfoRed Hat:enterprise_linux:5::server |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-develRed Hat:enterprise_linux:5::server |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
apr-util-docsRed Hat:enterprise_linux:5::server |
before 0:1.2.7-7.el5_3.1 | 0:1.2.7-7.el5_3.1 |
httpdRed Hat:enterprise_linux:3::as |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-debuginfoRed Hat:enterprise_linux:3::as |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-develRed Hat:enterprise_linux:3::as |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
mod_sslRed Hat:enterprise_linux:3::as |
before 1:2.0.46-73.ent | 1:2.0.46-73.ent |
httpdRed Hat:enterprise_linux:3::desktop |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-debuginfoRed Hat:enterprise_linux:3::desktop |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-develRed Hat:enterprise_linux:3::desktop |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
mod_sslRed Hat:enterprise_linux:3::desktop |
before 1:2.0.46-73.ent | 1:2.0.46-73.ent |
httpdRed Hat:enterprise_linux:3::es |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-debuginfoRed Hat:enterprise_linux:3::es |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-develRed Hat:enterprise_linux:3::es |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
mod_sslRed Hat:enterprise_linux:3::es |
before 1:2.0.46-73.ent | 1:2.0.46-73.ent |
httpdRed Hat:enterprise_linux:3::ws |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-debuginfoRed Hat:enterprise_linux:3::ws |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
httpd-develRed Hat:enterprise_linux:3::ws |
before 0:2.0.46-73.ent | 0:2.0.46-73.ent |
mod_sslRed Hat:enterprise_linux:3::ws |
before 1:2.0.46-73.ent | 1:2.0.46-73.ent |
httpd22Red Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-aprRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-apr-develRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-apr-utilRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-apr-util-develRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-debuginfoRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
httpd22-develRed Hat:jboss_enterprise_web_server:1::el4 |
before 0:2.2.10-23.1.ep5.el4 | 0:2.2.10-23.1.ep5.el4 |
mod_ssl22Red Hat:jboss_enterprise_web_server:1::el4 |
before 1:2.2.10-23.1.ep5.el4 | 1:2.2.10-23.1.ep5.el4 |
antRed Hat:certificate_system:7.3 |
before 0:1.6.5-1jpp_1rh | 0:1.6.5-1jpp_1rh |
avalon-logkitRed Hat:certificate_system:7.3 |
before 0:1.2-2jpp_4rh | 0:1.2-2jpp_4rh |
axisRed Hat:certificate_system:7.3 |
before 0:1.2.1-1jpp_3rh | 0:1.2.1-1jpp_3rh |
classpathx-jafRed Hat:certificate_system:7.3 |
before 0:1.0-2jpp_6rh | 0:1.0-2jpp_6rh |
classpathx-mailRed Hat:certificate_system:7.3 |
before 0:1.1.1-2jpp_8rh | 0:1.1.1-2jpp_8rh |
geronimo-ejb-2.1-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-j2ee-1.4-apisRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-j2ee-connector-1.5-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-j2ee-deployment-1.1-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-j2ee-management-1.0-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-jms-1.1-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-jsp-2.0-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-jta-1.0.1B-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-servlet-2.4-apiRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-specsRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
geronimo-specs-javadocRed Hat:certificate_system:7.3 |
before 0:1.0-0.M4.1jpp_10rh | 0:1.0-0.M4.1jpp_10rh |
jakarta-commons-modelerRed Hat:certificate_system:7.3 |
before 0:2.0-3jpp_2rh | 0:2.0-3jpp_2rh |
log4jRed Hat:certificate_system:7.3 |
before 0:1.2.12-1jpp_1rh | 0:1.2.12-1jpp_1rh |
mx4jRed Hat:certificate_system:7.3 |
before 1:3.0.1-1jpp_4rh | 1:3.0.1-1jpp_4rh |
pcsc-liteRed Hat:certificate_system:7.3 |
before 0:1.3.3-3.el4 | 0:1.3.3-3.el4 |
pcsc-lite-debuginfoRed Hat:certificate_system:7.3 |
before 0:1.3.3-3.el4 | 0:1.3.3-3.el4 |
pcsc-lite-docRed Hat:certificate_system:7.3 |
before 0:1.3.3-3.el4 | 0:1.3.3-3.el4 |
pcsc-lite-libsRed Hat:certificate_system:7.3 |
before 0:1.3.3-3.el4 | 0:1.3.3-3.el4 |
rhpki-caRed Hat:certificate_system:7.3 |
before 0:7.3.0-20.el4 | 0:7.3.0-20.el4 |
rhpki-java-toolsRed Hat:certificate_system:7.3 |
before 0:7.3.0-10.el4 | 0:7.3.0-10.el4 |
rhpki-kraRed Hat:certificate_system:7.3 |
before 0:7.3.0-14.el4 | 0:7.3.0-14.el4 |
rhpki-manageRed Hat:certificate_system:7.3 |
before 0:7.3.0-19.el4 | 0:7.3.0-19.el4 |
rhpki-native-toolsRed Hat:certificate_system:7.3 |
before 0:7.3.0-6.el4 | 0:7.3.0-6.el4 |
rhpki-ocspRed Hat:certificate_system:7.3 |
before 0:7.3.0-13.el4 | 0:7.3.0-13.el4 |
rhpki-tksRed Hat:certificate_system:7.3 |
before 0:7.3.0-13.el4 | 0:7.3.0-13.el4 |
tomcat5Red Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
tomcat5-common-libRed Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
tomcat5-jasperRed Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
tomcat5-jsp-2.0-apiRed Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
tomcat5-server-libRed Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
tomcat5-servlet-2.4-apiRed Hat:certificate_system:7.3 |
before 0:5.5.23-0jpp_4rh.16 | 0:5.5.23-0jpp_4rh.16 |
xerces-j2Red Hat:certificate_system:7.3 |
before 0:2.7.1-1jpp_1rh | 0:2.7.1-1jpp_1rh |
xml-commonsRed Hat:certificate_system:7.3 |
before 0:1.3.02-2jpp_1rh | 0:1.3.02-2jpp_1rh |
xml-commons-apisRed Hat:certificate_system:7.3 |
before 0:1.3.02-2jpp_1rh | 0:1.3.02-2jpp_1rh |
apache2openSUSE:Tumbleweed |
before 2.4.23-4.1 | 2.4.23-4.1 |
apr-utilopenSUSE:Tumbleweed |
before 1.5.4-4.4 | 1.5.4-4.4 |
apr-utilopenSUSE:Tumbleweed |
before 1.6.1-8.1 | 1.6.1-8.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-0023 is a medium vulnerability (CVSS 4.3) in Apache Apr-util, published June 4, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.53%, the 95th percentile. Fixed in apr-util 1.3.7+dfsg-1.
References
secunia.com/advisories/35487
debian.org/security/2009/dsa-1812
apache.org/dist/apr/CHANGES-APR-UTIL-1.3
vupen.com/english/advisories/2009/1907
redhat.com/archives/fedora-package-announce/2009-June/msg01228.html
Show 194 moreShow less
www-01.ibm.com/support/docview.wss?uid=swg1PK88341
mandriva.com/security/advisories?name=MDVSA-2009:131
bugzilla.redhat.com/show_bug.cgi?id=503928
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12321
exchange.xforce.ibmcloud.com/vulnerabilities/50964
securityfocus.com/archive/1/507855/100/0/threaded
marc.info?l=bugtraq&m=129190899612998&w=2
wiki.rpath.com/Advisories:rPSA-2009-0144
oracle.com/technetwork/topics/security/cpuapr2013-1899555.html
security.gentoo.org/glsa/glsa-200907-03.xml
ubuntu.com/usn/usn-786-1
svn.apache.org/viewvc?view=rev&revision=779880
slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.538210
lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
support.apple.com/kb/HT3937
lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2009-0023
github.com/advisories/GHSA-8jp8-5574-2q6q
security-tracker.debian.org/tracker/CVE-2009-0023
access.redhat.com/errata/RHSA-2009:1107
security.access.redhat.com/data/csaf/v2/advisories/2009/rhsa-2009_1107.json
cve.org/CVERecord?id=CVE-2009-0023
suse.com/security/cve/CVE-2009-0023
This page doesn't list everything
Left out here: 93 references. The JSON record has them.