{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2009-1957",
        "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": "charon/sa/ike_sa.c in the charon daemon in strongSWAN before 4.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an invalid IKE_SA_INIT request that triggers \"an incomplete state,\" followed by a CREATE_CHILD_SA request."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "35296",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/35296"
            },
            {
                "name": "http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.patch",
                "refsource": "CONFIRM",
                "url": "http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.patch"
            },
            {
                "name": "36922",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/36922"
            },
            {
                "name": "[strongSwan] 20090527 [strongSwan] ANNOUNCE: strongSwan 4.3.1 and 4.2.15 released",
                "refsource": "MLIST",
                "url": "https://lists.strongswan.org/pipermail/users/2009-May/003457.html"
            },
            {
                "name": "DSA-1899",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2009/dsa-1899"
            },
            {
                "name": "35178",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/35178"
            },
            {
                "name": "35685",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/35685"
            },
            {
                "name": "SUSE-SR:2009:012",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html"
            },
            {
                "name": "http://download.strongswan.org/CHANGES4.txt",
                "refsource": "CONFIRM",
                "url": "http://download.strongswan.org/CHANGES4.txt"
            },
            {
                "name": "http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.readme",
                "refsource": "CONFIRM",
                "url": "http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.readme"
            }
        ]
    }
}