Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2011-0419

Severity
4.3MEDIUM
EPSS
48.8%
top 2.24%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Timeline
PublishedMay 16
Latest updateMay 13

Description

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 vector

AV:N/AC:M/C:N/I:N/A:PExploitability: 8.6 | Impact: 2.9

Affected Packages7 packages

NVDapache/http_server2.0.02.0.65+1
NVDapple/mac_os_x10.6.0

Also affects: Netbsd 5.1, Debian Linux 5.0, 6.0, 7.0

Patches

🔴Vulnerability Details

3
GHSA
GHSA-hx32-x2cq-h45v: Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch2022-05-13
CVEList
CVE-2011-0419: Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch2011-05-16
OSV
CVE-2011-0419: Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch2011-05-16

💥Exploits & PoCs

1
Exploit-DB
Apache 1.4/2.2.x - APR 'apr_fnmatch()' Denial of Service2011-05-12

🔍Detection Rules

1
Suricata
ET WEB_SERVER Apache APR apr_fnmatch Stack Overflow Denial of Service2011-06-02

📋Vendor Advisories

5
Ubuntu
APR vulnerabilities2011-05-24
Red Hat
apr: DoS flaw in apr_fnmatch() due to fix for CVE-2011-04192011-05-19
Red Hat
apr: unconstrained recursion in apr_fnmatch2011-05-10
Debian
CVE-2011-0419: apr - Stack consumption vulnerability in the fnmatch implementation in apr_fnmatch.c i...2011
Apache
Apache httpd: CVE-2011-0419

💬Community

2
Bugzilla
CVE-2011-1928 apr: DoS flaw in apr_fnmatch() due to fix for CVE-2011-04192011-05-19
Bugzilla
CVE-2011-0419 apr: unconstrained recursion in apr_fnmatch2011-05-10
CVE-2011-0419 (MEDIUM CVSS 4.3) | Stack consumption vulnerability in | cvebase.io