{
    "id": "CVE-2011-0419",
    "published": "2011-05-16 17:55:02",
    "last_modified": "2026-06-16 23:27:19",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-770",
    "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.",
    "epss_score": "0.30406",
    "epss_percentile": "0.98177",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:10",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "apache",
            "product": "http_server"
        },
        {
            "vendor": "apache",
            "product": "portable_runtime"
        },
        {
            "vendor": "apple",
            "product": "mac_os_x"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "freebsd",
            "product": "freebsd"
        },
        {
            "vendor": "google",
            "product": "android"
        },
        {
            "vendor": "netbsd",
            "product": "netbsd"
        },
        {
            "vendor": "openbsd",
            "product": "openbsd"
        },
        {
            "vendor": "oracle",
            "product": "solaris"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "35738",
            "title": "Apache 1.4/2.2.x - APR 'apr_fnmatch()' Denial of Service",
            "date": "2011-05-12",
            "url": "https://www.exploit-db.com/exploits/35738"
        }
    ],
    "refs_list": [
        "http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/gen/fnmatch.c#rev1.22",
        "http://cxib.net/stuff/apache.fnmatch.phps",
        "http://cxib.net/stuff/apr_fnmatch.txts",
        "http://httpd.apache.org/security/vulnerabilities_22.html",
        "http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html",
        "http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00011.html",
        "http://marc.info/?l=bugtraq&m=131551295528105&w=2",
        "http://marc.info/?l=bugtraq&m=131731002122529&w=2",
        "http://marc.info/?l=bugtraq&m=132033751509019&w=2",
        "http://marc.info/?l=bugtraq&m=134987041210674&w=2",
        "http://secunia.com/advisories/44490",
        "http://secunia.com/advisories/44564",
        "http://secunia.com/advisories/44574",
        "http://secunia.com/advisories/48308",
        "http://securityreason.com/achievement_securityalert/98",
        "http://securityreason.com/securityalert/8246",
        "http://securitytracker.com/id?1025527",
        "http://support.apple.com/kb/HT5002",
        "http://svn.apache.org/viewvc/apr/apr/branches/1.4.x/strings/apr_fnmatch.c?r1=731029&r2=1098902",
        "http://svn.apache.org/viewvc?view=revision&revision=1098188",
        "http://svn.apache.org/viewvc?view=revision&revision=1098799",
        "http://www.apache.org/dist/apr/Announcement1.x.html",
        "http://www.apache.org/dist/apr/CHANGES-APR-1.4",
        "http://www.apache.org/dist/httpd/Announcement2.2.html",
        "http://www.debian.org/security/2011/dsa-2237"
    ]
}