{
    "id": "CVE-2009-5018",
    "published": "2011-01-14 17:00:02",
    "last_modified": "2026-06-16 23:14:50",
    "cvss_score": "6.8",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
    "cwe": "CWE-119",
    "description": "Stack-based buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to execute arbitrary code via a long command-line argument, as demonstrated by a CGI program that launches gif2png.",
    "epss_score": "0.10901",
    "epss_percentile": "0.95732",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:09",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "catb",
            "product": "gif2png"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "34356",
            "title": "gif2png 2.5.2 - Remote Buffer Overflow",
            "date": "2009-12-12",
            "url": "https://www.exploit-db.com/exploits/34356"
        }
    ],
    "refs_list": [
        "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550978",
        "http://bugs.gentoo.org/show_bug.cgi?id=346501",
        "http://cvs.fedoraproject.org/viewvc/rpms/gif2png/devel/gif2png-overflow.patch?root=extras&view=log",
        "http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051229.html",
        "http://lists.grok.org.uk/pipermail/full-disclosure/2009-December/072009.html",
        "http://openwall.com/lists/oss-security/2010/11/21/1",
        "http://openwall.com/lists/oss-security/2010/11/22/1",
        "http://openwall.com/lists/oss-security/2010/11/22/12",
        "http://openwall.com/lists/oss-security/2010/11/22/3",
        "http://secunia.com/advisories/42796",
        "http://security.gentoo.org/glsa/glsa-201101-01.xml",
        "http://www.mandriva.com/security/advisories?name=MDVSA-2011:009",
        "http://www.securityfocus.com/bid/41801",
        "http://www.vupen.com/english/advisories/2010/3036",
        "http://www.vupen.com/english/advisories/2011/0023",
        "http://www.vupen.com/english/advisories/2011/0107",
        "https://bugzilla.redhat.com/show_bug.cgi?id=547515",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/64820",
        "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550978",
        "http://bugs.gentoo.org/show_bug.cgi?id=346501",
        "http://cvs.fedoraproject.org/viewvc/rpms/gif2png/devel/gif2png-overflow.patch?root=extras&view=log",
        "http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051229.html",
        "http://lists.grok.org.uk/pipermail/full-disclosure/2009-December/072009.html",
        "http://openwall.com/lists/oss-security/2010/11/21/1",
        "http://openwall.com/lists/oss-security/2010/11/22/1"
    ]
}