{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2011-4415",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, does not restrict the size of values of environment variables, which allows local users to cause a denial of service (memory consumption or NULL pointer dereference) via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, related to (1) the \"len +=\" statement and (2) the apr_pcalloc function call, a different vulnerability than CVE-2011-3607."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "HPSBMU02786",
                "refsource": "HP",
                "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"
            },
            {
                "name": "http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/DemoExploit.html",
                "refsource": "MISC",
                "url": "http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/DemoExploit.html"
            },
            {
                "name": "http://www.gossamer-threads.com/lists/apache/dev/403775",
                "refsource": "CONFIRM",
                "url": "http://www.gossamer-threads.com/lists/apache/dev/403775"
            },
            {
                "name": "SSRT100877",
                "refsource": "HP",
                "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"
            },
            {
                "name": "http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/",
                "refsource": "MISC",
                "url": "http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/"
            }
        ]
    }
}