{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2005-0021",
        "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": "Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1) an IPv6 address with more than 8 components, as demonstrated using the -be command line option, which triggers an overflow in the host_aton function, or (2) the -bh command line option or dnsdb PTR lookup, which triggers an overflow in the dns_build_reverse function."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "20050107 Exim host_aton() Buffer Overflow Vulnerability",
                "refsource": "IDEFENSE",
                "url": "http://www.idefense.com/application/poi/display?id=179&type=vulnerabilities"
            },
            {
                "name": "VU#132992",
                "refsource": "CERT-VN",
                "url": "http://www.kb.cert.org/vuls/id/132992"
            },
            {
                "name": "DSA-635",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2005/dsa-635"
            },
            {
                "name": "http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44",
                "refsource": "CONFIRM",
                "url": "http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44"
            },
            {
                "name": "DSA-637",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2005/dsa-637"
            },
            {
                "name": "20050114 Exim dns_buld_reverse() Buffer Overflow Vulnerability",
                "refsource": "IDEFENSE",
                "url": "http://www.idefense.com/application/poi/display?id=183&type=vulnerabilities"
            },
            {
                "name": "RHSA-2005:025",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2005-025.html"
            },
            {
                "name": "GLSA-200501-23",
                "refsource": "GENTOO",
                "url": "http://security.gentoo.org/glsa/glsa-200501-23.xml"
            },
            {
                "name": "[exim] 20050104 2 smallish security issues",
                "refsource": "MLIST",
                "url": "http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html"
            },
            {
                "name": "oval:org.mitre.oval:def:10347",
                "refsource": "OVAL",
                "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10347"
            }
        ]
    }
}