{ "id": "CVE-2017-8779", "sourceIdentifier": "cve@mitre.org", "published": "2017-05-04T14:29:00.230", "lastModified": "2024-11-21T03:34:40.987", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "rpcbind through 0.2.4, LIBTIRPC through 1.0.1 and 1.0.2-rc through 1.0.2-rc3, and NTIRPC through 1.4.3 do not consider the maximum RPC data size during memory allocation for XDR strings, which allows remote attackers to cause a denial of service (memory consumption with no subsequent free) via a crafted UDP packet to port 111, aka rpcbomb." }, { "lang": "es", "value": "Rpcbind versi\u00f3n 0.2.4, LIBTIRPC versi\u00f3n 1.0.1 y versiones 1.0.2-rc a 1.0.2-rc3, y NTIRPC versi\u00f3n 1.4.3, no consideran el tama\u00f1o m\u00e1ximo de datos RPC durante la asignaci\u00f3n de memoria para cadenas XDR, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (consumo de memoria sin liberaci\u00f3n) a trav\u00e9s de un paquete UDP manipulado enviado al puerto 111, tambi\u00e9n conocido como rpcbomb." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "baseScore": 7.8, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-770" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:rpcbind_project:rpcbind:*:*:*:*:*:*:*:*", "versionEndIncluding": "0.2.4", "matchCriteriaId": "31D3864F-CD5A-4C90-BEC7-49A1D2250349" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:libtirpc_project:libtirpc:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.0.1", "matchCriteriaId": "C1FF7336-78CD-4C57-8149-8C31AF870ACB" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:ntirpc_project:ntirpc:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.4.3", "matchCriteriaId": "1DD4200B-DA67-4F7D-AA8C-32D7724AD3FD" } ] } ] } ], "references": [ { "url": "http://openwall.com/lists/oss-security/2017/05/03/12", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://openwall.com/lists/oss-security/2017/05/04/1", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.debian.org/security/2017/dsa-3845", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/98325", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1038532", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHBA-2017:1497", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1262", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1263", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1267", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1268", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1395", "source": "cve@mitre.org" }, { "url": "https://github.com/drbothen/GO-RPCBOMB", "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/guidovranken/rpcbomb/", "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://guidovranken.wordpress.com/2017/05/03/rpcbomb-remote-rpcbind-denial-of-service-patches/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201706-07", "source": "cve@mitre.org" }, { "url": "https://security.netapp.com/advisory/ntap-20180109-0001/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/3759-1/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/3759-2/", "source": "cve@mitre.org" }, { "url": "https://www.exploit-db.com/exploits/41974/", "source": "cve@mitre.org" }, { "url": "http://openwall.com/lists/oss-security/2017/05/03/12", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://openwall.com/lists/oss-security/2017/05/04/1", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.debian.org/security/2017/dsa-3845", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.securityfocus.com/bid/98325", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1038532", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHBA-2017:1497", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1262", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1263", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1267", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1268", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://access.redhat.com/errata/RHSA-2017:1395", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://github.com/drbothen/GO-RPCBOMB", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/guidovranken/rpcbomb/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://guidovranken.wordpress.com/2017/05/03/rpcbomb-remote-rpcbind-denial-of-service-patches/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201706-07", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.netapp.com/advisory/ntap-20180109-0001/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/3759-1/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/3759-2/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://www.exploit-db.com/exploits/41974/", "source": "af854a3a-2127-422b-91ae-364da2661108" } ] }