CVE-2011-1527

{"id": "CVE-2011-1527", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-10-20T21:55:00.857", "references": [{"url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629558", "source": "cve@mitre.org"}, {"url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txt", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.kb.cert.org/vuls/id/659251", "tags": ["US Government Resource"], "source": "cve@mitre.org"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:159", "source": "cve@mitre.org"}, {"url": "http://www.redhat.com/support/errata/RHSA-2011-1379.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629558", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txt", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kb.cert.org/vuls/id/659251", "tags": ["US Government Resource"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:159", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.redhat.com/support/errata/RHSA-2011-1379.html", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "The kdb_ldap plugin in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.1, when the LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a kinit operation with incorrect string case for the realm, related to the is_principal_in_realm, krb5_set_error_message, krb5_ldap_get_principal, and process_as_req functions."}, {"lang": "es", "value": "El plug-in kdb_ldap en el centro de distribuci\u00f3n de claves (KDC) en MIT Kerberos 5 (krb5) v1.9 a v1.9.1, cuando el back end LDAP es utilizado, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (puntero a NULL y ca\u00edda del demonio) a trav\u00e9s de una operaci\u00f3n de kinit en la cadena incorrecta, en relaci\u00f3n con la is_principal_in_realm, krb5_set_error_message, krb5_ldap_get_principal, y las funciones process_as_req."}], "lastModified": "2024-11-21T01:26:31.267", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mit:kerberos_5:1.9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "86738633-C081-4440-9F75-A775D6DF2228"}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.9.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C7BCFFEE-EA7A-4F26-97AA-31128A179745"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}