{ "id": "CVE-2009-0845", "sourceIdentifier": "cve@mitre.org", "published": "2009-03-27T16:30:02.157", "lastModified": "2020-01-21T15:45:47.303", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token." }, { "lang": "es", "value": "La funci\u00f3n spnego_gss_accept_sec_context en lib/gssapi/spnego/spnego_mech.c en MIT Kerberos 5 (conocido como krb5) v.1.6.3, cuando se utiliza SPNEGO, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (referencia a puntero nulo y ca\u00edda de la aplicaci\u00f3n) mediante datos \"ContextFlags\" inv\u00e1lidos en el campo \"reqFlags\" en el token negTokenInit." } ], "metrics": { "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-20" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos:5-1.6.3:*:*:*:*:*:*:*", "matchCriteriaId": "032730AE-1E53-4CA2-96FD-AD60CD27F3CA" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.5:*:*:*:*:*:*:*", "matchCriteriaId": "4DD315AE-868B-4061-BF01-CDBF59B02499" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "B639DD5F-71C7-4D9B-BA5C-51CAF64140B6" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.5.2:*:*:*:*:*:*:*", "matchCriteriaId": "2B904DCE-D59F-45C7-A814-DE42CF02792D" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.5.3:*:*:*:*:*:*:*", "matchCriteriaId": "9957FE9E-1E89-4C27-852C-44F866A1834E" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.6:*:*:*:*:*:*:*", "matchCriteriaId": "2C382DAA-68D2-4DD9-BE29-8EEB0BAF1A7A" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.6.1:*:*:*:*:*:*:*", "matchCriteriaId": "73BB258E-51CF-4D12-836B-BCEA587A3F5F" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.6.2:*:*:*:*:*:*:*", "matchCriteriaId": "F81DE01C-BA3B-40B4-BD85-17692F0AF8A8" } ] } ] } ], "references": [ { "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?user=guest&pass=guest&id=6402", "source": "cve@mitre.org" }, { "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html", "source": "cve@mitre.org" }, { "url": "http://security.gentoo.org/glsa/glsa-200904-09.xml", "source": "cve@mitre.org" }, { "url": "http://src.mit.edu/fisheye/browse/krb5/trunk/src/lib/gssapi/spnego/spnego_mech.c?r1=21875&r2=22084", "source": "cve@mitre.org", "tags": [ "Exploit" ] }, { "url": "http://src.mit.edu/fisheye/changelog/krb5/?cs=22084", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1", "source": "cve@mitre.org" }, { "url": "http://support.apple.com/kb/HT3549", "source": "cve@mitre.org" }, { "url": "http://support.avaya.com/elmodocs2/security/ASA-2009-142.htm", "source": "cve@mitre.org" }, { "url": "http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.html", "source": "cve@mitre.org" }, { "url": "http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047181.html", "source": "cve@mitre.org" }, { "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt", "source": "cve@mitre.org" }, { "url": "http://wiki.rpath.com/Advisories:rPSA-2009-0058", "source": "cve@mitre.org" }, { "url": "http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0058", "source": "cve@mitre.org" }, { "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21396120", "source": "cve@mitre.org" }, { "url": "http://www.kb.cert.org/vuls/id/662091", "source": "cve@mitre.org", "tags": [ "US Government Resource" ] }, { "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:082", "source": "cve@mitre.org" }, { "url": "http://www.redhat.com/support/errata/RHSA-2009-0408.html", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/502526/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/502546/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/34257", "source": "cve@mitre.org" }, { "url": "http://www.securitytracker.com/id?1021867", "source": "cve@mitre.org" }, { "url": "http://www.ubuntu.com/usn/usn-755-1", "source": "cve@mitre.org" }, { "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html", "source": "cve@mitre.org", "tags": [ "US Government Resource" ] }, { "url": "http://www.vupen.com/english/advisories/2009/0847", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://www.vupen.com/english/advisories/2009/0976", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2009/1057", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2009/1106", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2009/1297", "source": "cve@mitre.org" }, { "url": "http://www.vupen.com/english/advisories/2009/2248", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/49448", "source": "cve@mitre.org" }, { "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10044", "source": "cve@mitre.org" }, { "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6449", "source": "cve@mitre.org" }, { "url": "https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.html", "source": "cve@mitre.org" }, { "url": "https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.html", "source": "cve@mitre.org" } ] }