{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2007-4430",
        "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": "Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart and BGP routing table rebuild) via certain regular expressions in a \"show ip bgp regexp\" command.  NOTE: unauthenticated remote attacks are possible in environments with anonymous telnet and Looking Glass access."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "26798",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/26798"
            },
            {
                "name": "25352",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/25352"
            },
            {
                "name": "1018685",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id?1018685"
            },
            {
                "name": "[cisco-nsp] 20070817 Heads up: \"sh ip bgp regexp\" crashing router",
                "refsource": "MLIST",
                "url": "https://puck.nether.net/pipermail/cisco-nsp/2007-August/043002.html"
            },
            {
                "name": "http://www.heise-security.co.uk/news/94526/",
                "refsource": "MISC",
                "url": "http://www.heise-security.co.uk/news/94526/"
            },
            {
                "name": "[cisco-nsp] 20070817 About the posting entitled \"Heads up: \"sh ip bgp regexp\" crashing router\"",
                "refsource": "MLIST",
                "url": "https://puck.nether.net/pipermail/cisco-nsp/2007-August/043010.html"
            },
            {
                "name": "http://forum.cisco.com/eforum/servlet/NetProf?page=netprof&forum=Network%20Infrastructure&topic=WAN%2C%20Routing%20and%20Switching&CommCmd=MB%3Fcmd%3Ddisplay_location%26location%3D.1ddf7bc9",
                "refsource": "MISC",
                "url": "http://forum.cisco.com/eforum/servlet/NetProf?page=netprof&forum=Network%20Infrastructure&topic=WAN%2C%20Routing%20and%20Switching&CommCmd=MB%3Fcmd%3Ddisplay_location%26location%3D.1ddf7bc9"
            },
            {
                "name": "20070912 Cisco IOS Reload on Regular Expression Processing",
                "refsource": "CISCO",
                "url": "http://www.cisco.com/en/US/products/products_security_response09186a00808bb91c.html"
            },
            {
                "name": "ADV-2007-3136",
                "refsource": "VUPEN",
                "url": "http://www.vupen.com/english/advisories/2007/3136"
            }
        ]
    }
}