{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2008-1147",
        "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": "A certain pseudo-random number generator (PRNG) algorithm that uses XOR and 2-bit random hops (aka \"Algorithm X2\"), as used in OpenBSD 2.6 through 3.4, Mac OS X 10 through 10.5.1, FreeBSD 4.4 through 7.0, and DragonFlyBSD 1.0 through 1.10.1, allows remote attackers to guess sensitive values such as IP fragmentation IDs by observing a sequence of previously generated values.  NOTE: this issue can be leveraged for attacks such as injection into TCP packets and OS fingerprinting."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "openbsd-xor-weak-security(41155)",
                "refsource": "XF",
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/41155"
            },
            {
                "name": "20080206 RE: A paper by Amit Klein (Trusteer): \"OpenBSD DNS Cache Poisoning and Multiple O/S Predictable IP ID Vulnerability\"",
                "refsource": "BUGTRAQ",
                "url": "http://seclists.org/bugtraq/2008/Feb/0063.html"
            },
            {
                "name": "20080206 Re: A paper by Amit Klein (Trusteer): \"OpenBSD DNS Cache Poisoning and Multiple O/S Predictable IP ID Vulnerability\"",
                "refsource": "BUGTRAQ",
                "url": "http://seclists.org/bugtraq/2008/Feb/0052.html"
            },
            {
                "name": "20080206 A paper by Amit Klein (Trusteer): \"OpenBSD DNS Cache Poisoning and Multiple O/S Predictable IP ID Vulnerability\"",
                "refsource": "BUGTRAQ",
                "url": "http://www.securityfocus.com/archive/1/487658"
            },
            {
                "name": "28819",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/28819"
            },
            {
                "name": "http://www.trusteer.com/docs/OpenBSD_DNS_Cache_Poisoning_and_Multiple_OS_Predictable_IP_ID_Vulnerability.pdf",
                "refsource": "MISC",
                "url": "http://www.trusteer.com/docs/OpenBSD_DNS_Cache_Poisoning_and_Multiple_OS_Predictable_IP_ID_Vulnerability.pdf"
            },
            {
                "name": "http://www.securiteam.com/securityreviews/5PP0H0UNGW.html",
                "refsource": "MISC",
                "url": "http://www.securiteam.com/securityreviews/5PP0H0UNGW.html"
            },
            {
                "name": "openbsd-prng-dns-spoofing(40329)",
                "refsource": "XF",
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/40329"
            },
            {
                "name": "http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet/ip_id.c?rev=1.10;contenttype=",
                "refsource": "CONFIRM",
                "url": "http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet/ip_id.c?rev=1.10;contenttype="
            },
            {
                "name": "27647",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/27647"
            }
        ]
    }
}