{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2011-4885",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
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                    "vendor_name": "n/a"
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    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "PHP before 5.3.9 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
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    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/FireFart/HashCollision-DOS-POC/blob/master/HashtablePOC.py",
                "refsource": "MISC",
                "url": "https://github.com/FireFart/HashCollision-DOS-POC/blob/master/HashtablePOC.py"
            },
            {
                "name": "HPSBMU02786",
                "refsource": "HP",
                "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"
            },
            {
                "name": "1026473",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id?1026473"
            },
            {
                "name": "47404",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/47404"
            },
            {
                "name": "HPSBOV02763",
                "refsource": "HP",
                "url": "http://marc.info/?l=bugtraq&m=133469208622507&w=2"
            },
            {
                "name": "http://www.nruns.com/_downloads/advisory28122011.pdf",
                "refsource": "MISC",
                "url": "http://www.nruns.com/_downloads/advisory28122011.pdf"
            },
            {
                "name": "php-hash-dos(72021)",
                "refsource": "XF",
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72021"
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            {
                "name": "18296",
                "refsource": "EXPLOIT-DB",
                "url": "http://www.exploit-db.com/exploits/18296"
            },
            {
                "name": "DSA-2399",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2012/dsa-2399"
            },
            {
                "name": "SUSE-SU-2012:0411",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html"
            },
            {
                "name": "MDVSA-2011:197",
                "refsource": "MANDRIVA",
                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:197"
            },
            {
                "name": "18305",
                "refsource": "EXPLOIT-DB",
                "url": "http://www.exploit-db.com/exploits/18305"
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            {
                "name": "openSUSE-SU-2012:0426",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html"
            },
            {
                "name": "SSRT100826",
                "refsource": "HP",
                "url": "http://marc.info/?l=bugtraq&m=133469208622507&w=2"
            },
            {
                "name": "48668",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/48668"
            },
            {
                "name": "RHSA-2012:0019",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2012-0019.html"
            },
            {
                "name": "51193",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/51193"
            },
            {
                "name": "http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html",
                "refsource": "CONFIRM",
                "url": "http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html"
            },
            {
                "name": "VU#903934",
                "refsource": "CERT-VN",
                "url": "http://www.kb.cert.org/vuls/id/903934"
            },
            {
                "name": "http://svn.php.net/viewvc?view=revision&revision=321003",
                "refsource": "CONFIRM",
                "url": "http://svn.php.net/viewvc?view=revision&revision=321003"
            },
            {
                "name": "http://svn.php.net/viewvc?view=revision&revision=321040",
                "refsource": "CONFIRM",
                "url": "http://svn.php.net/viewvc?view=revision&revision=321040"
            },
            {
                "name": "RHSA-2012:0071",
                "refsource": "REDHAT",
                "url": "http://rhn.redhat.com/errata/RHSA-2012-0071.html"
            },
            {
                "name": "SSRT100728",
                "refsource": "HP",
                "url": "http://marc.info/?l=bugtraq&m=132871655717248&w=2"
            },
            {
                "name": "SSRT100877",
                "refsource": "HP",
                "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"
            },
            {
                "name": "20111228 n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table",
                "refsource": "BUGTRAQ",
                "url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html"
            },
            {
                "name": "http://support.apple.com/kb/HT5281",
                "refsource": "CONFIRM",
                "url": "http://support.apple.com/kb/HT5281"
            },
            {
                "name": "HPSBUX02741",
                "refsource": "HP",
                "url": "http://marc.info/?l=bugtraq&m=132871655717248&w=2"
            },
            {
                "name": "MDVSA-2013:150",
                "refsource": "MANDRIVA",
                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:150"
            },
            {
                "name": "APPLE-SA-2012-05-09-1",
                "refsource": "APPLE",
                "url": "http://lists.apple.com/archives/security-announce/2012/May/msg00001.html"
            },
            {
                "name": "http://www.ocert.org/advisories/ocert-2011-003.html",
                "refsource": "MISC",
                "url": "http://www.ocert.org/advisories/ocert-2011-003.html"
            }
        ]
    }
}