{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2009-0871",
        "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 SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "52568",
                "refsource": "OSVDB",
                "url": "http://osvdb.org/52568"
            },
            {
                "name": "34070",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/34070"
            },
            {
                "name": "1021834",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id?1021834"
            },
            {
                "name": "20090310 AST-2009-002: Remote Crash Vulnerability in SIP channel driver",
                "refsource": "BUGTRAQ",
                "url": "http://www.securityfocus.com/archive/1/501656/100/0/threaded"
            },
            {
                "name": "http://bugs.digium.com/view.php?id=14417",
                "refsource": "CONFIRM",
                "url": "http://bugs.digium.com/view.php?id=14417"
            },
            {
                "name": "http://bugs.digium.com/view.php?id=13547",
                "refsource": "CONFIRM",
                "url": "http://bugs.digium.com/view.php?id=13547"
            },
            {
                "name": "http://downloads.digium.com/pub/security/AST-2009-002.html",
                "refsource": "CONFIRM",
                "url": "http://downloads.digium.com/pub/security/AST-2009-002.html"
            },
            {
                "name": "ADV-2009-0667",
                "refsource": "VUPEN",
                "url": "http://www.vupen.com/english/advisories/2009/0667"
            },
            {
                "name": "34229",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/34229"
            }
        ]
    }
}