{
    "containers": {
        "cna": {
            "affected": [
                {
                    "product": "n/a",
                    "vendor": "n/a",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "n/a"
                        }
                    ]
                }
            ],
            "datePublic": "2011-04-20T00:00:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The makemask function in mountd.c in mountd in FreeBSD 7.4 through 8.2 does not properly handle a -network field specifying a CIDR block with a prefix length that is not an integer multiple of 8, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances via an NFS mount request."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "n/a",
                            "lang": "en",
                            "type": "text"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "dateUpdated": "2017-08-16T14:57:01.000Z",
                "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
                "shortName": "freebsd"
            },
            "references": [
                {
                    "name": "ADV-2011-1076",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_VUPEN"
                    ],
                    "url": "http://www.vupen.com/english/advisories/2011/1076"
                },
                {
                    "name": "FreeBSD-SA-11:01",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_FREEBSD"
                    ],
                    "url": "http://security.FreeBSD.org/advisories/FreeBSD-SA-11:01.mountd.asc"
                },
                {
                    "name": "47517",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_BID"
                    ],
                    "url": "http://www.securityfocus.com/bid/47517"
                },
                {
                    "name": "freebsd-mountd-security-bypass(66981)",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_XF"
                    ],
                    "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66981"
                },
                {
                    "name": "1025425",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_SECTRACK"
                    ],
                    "url": "http://securitytracker.com/id?1025425"
                },
                {
                    "name": "44307",
                    "tags": [
                        "third-party-advisory",
                        "x_refsource_SECUNIA"
                    ],
                    "url": "http://secunia.com/advisories/44307"
                }
            ],
            "x_legacyV4Record": {
                "CVE_data_meta": {
                    "ASSIGNER": "secteam@freebsd.org",
                    "ID": "CVE-2011-1739",
                    "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": "The makemask function in mountd.c in mountd in FreeBSD 7.4 through 8.2 does not properly handle a -network field specifying a CIDR block with a prefix length that is not an integer multiple of 8, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances via an NFS mount request."
                        }
                    ]
                },
                "problemtype": {
                    "problemtype_data": [
                        {
                            "description": [
                                {
                                    "lang": "eng",
                                    "value": "n/a"
                                }
                            ]
                        }
                    ]
                },
                "references": {
                    "reference_data": [
                        {
                            "name": "ADV-2011-1076",
                            "refsource": "VUPEN",
                            "url": "http://www.vupen.com/english/advisories/2011/1076"
                        },
                        {
                            "name": "FreeBSD-SA-11:01",
                            "refsource": "FREEBSD",
                            "url": "http://security.FreeBSD.org/advisories/FreeBSD-SA-11:01.mountd.asc"
                        },
                        {
                            "name": "47517",
                            "refsource": "BID",
                            "url": "http://www.securityfocus.com/bid/47517"
                        },
                        {
                            "name": "freebsd-mountd-security-bypass(66981)",
                            "refsource": "XF",
                            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66981"
                        },
                        {
                            "name": "1025425",
                            "refsource": "SECTRACK",
                            "url": "http://securitytracker.com/id?1025425"
                        },
                        {
                            "name": "44307",
                            "refsource": "SECUNIA",
                            "url": "http://secunia.com/advisories/44307"
                        }
                    ]
                }
            }
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-06T22:37:25.786Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "name": "ADV-2011-1076",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_VUPEN",
                            "x_transferred"
                        ],
                        "url": "http://www.vupen.com/english/advisories/2011/1076"
                    },
                    {
                        "name": "FreeBSD-SA-11:01",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_FREEBSD",
                            "x_transferred"
                        ],
                        "url": "http://security.FreeBSD.org/advisories/FreeBSD-SA-11:01.mountd.asc"
                    },
                    {
                        "name": "47517",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_BID",
                            "x_transferred"
                        ],
                        "url": "http://www.securityfocus.com/bid/47517"
                    },
                    {
                        "name": "freebsd-mountd-security-bypass(66981)",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_XF",
                            "x_transferred"
                        ],
                        "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66981"
                    },
                    {
                        "name": "1025425",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_SECTRACK",
                            "x_transferred"
                        ],
                        "url": "http://securitytracker.com/id?1025425"
                    },
                    {
                        "name": "44307",
                        "tags": [
                            "third-party-advisory",
                            "x_refsource_SECUNIA",
                            "x_transferred"
                        ],
                        "url": "http://secunia.com/advisories/44307"
                    }
                ]
            }
        ]
    },
    "cveMetadata": {
        "assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
        "assignerShortName": "freebsd",
        "cveId": "CVE-2011-1739",
        "datePublished": "2011-05-03T20:00:00.000Z",
        "dateReserved": "2011-04-19T00:00:00.000Z",
        "dateUpdated": "2024-08-06T22:37:25.786Z",
        "state": "PUBLISHED"
    },
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1"
}