Medium 4.3Published May 16, 2011

CVE-2011-0419Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch.c in the Apache Portable Runtime (APR) library before 1.4.3 and the Apache HTTP Server before 2.2.18, and in fnmatch.c in…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch.c in the Apache Portable Runtime (APR) library before 1.4.3 and the Apache HTTP Server before 2.2.18, and in fnmatch.c in libc in NetBSD 5.1, OpenBSD 4.8, FreeBSD, Apple Mac OS X 10.6, Oracle Solaris 10, and Android, allows context-dependent attackers to cause a denial of service (CPU and memory consumption) via *? sequences in the first argument, as demonstrated by attacks against mod_autoindex in httpd.

CVSS: 4.3 MEDIUM (v2.0, NVD)AV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-770
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apache portable_runtime apache:portable_runtime	before 1.4.3	NVD
apache http_server apache:http_server	from 2.0.0 through 2.0.65; from 2.2.0 through 2.2.18	NVD
apple mac_os_x apple:mac_os_x	10.6.0	NVD
freebsd freebsd freebsd:freebsd	all versions	NVD
google android google:android	all versions	NVD
netbsd netbsd netbsd:netbsd	5.1	NVD
openbsd openbsd openbsd:openbsd	4.8	NVD
oracle solaris oracle:solaris	10	NVD
debian debian_linux debian:debian_linux	5.0; 6.0; 7.0	NVD
suse linux_enterprise_server suse:linux_enterprise_server	10	NVD

References

References

http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/gen/fnmatch.c#rev1.22	third-party-advisory
http://cxib.net/stuff/apache.fnmatch.phps	patch, third-party-advisory
http://cxib.net/stuff/apr_fnmatch.txts	third-party-advisory
http://httpd.apache.org/security/vulnerabilities_22.html	vendor-advisory
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html	broken-link
http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00011.html	mailing-list, third-party-advisory
http://marc.info/?l=bugtraq&m=131551295528105&w=2	issue-tracking, mailing-list, third-party-advisory
http://marc.info/?l=bugtraq&m=131731002122529&w=2	issue-tracking, mailing-list, third-party-advisory
http://marc.info/?l=bugtraq&m=132033751509019&w=2	issue-tracking, mailing-list, third-party-advisory
http://marc.info/?l=bugtraq&m=134987041210674&w=2	issue-tracking, mailing-list, third-party-advisory
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.