{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2013-4207",
        "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": "Buffer overflow in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) via an invalid DSA signature that is not properly handled during computation of a modular inverse and triggers the overflow during a division by zero by the bignum functionality, a different vulnerability than CVE-2013-4206."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "[oss-security] 20130806 CVE request: three additional flaws fixed in putty 0.63",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2013/08/06/11"
            },
            {
                "name": "54533",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/54533"
            },
            {
                "name": "DSA-2736",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2013/dsa-2736"
            },
            {
                "name": "openSUSE-SU-2013:1347",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html"
            },
            {
                "name": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-bignum-division-by-zero.html",
                "refsource": "CONFIRM",
                "url": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-bignum-division-by-zero.html"
            },
            {
                "name": "54379",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/54379"
            }
        ]
    }
}