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m\u00f3dulo LDAP KDB en kadmind en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) 1.6.x hasta 1.11.x anterior a 1.11.6 y 1.12.x anterior a 1.12.2 permite a usuarios remotos autenticados causar una denegaci\u00f3n de servicio (desbordamiento de buffer) o posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de una serie de comandos 'cpw -keepold'."}], "id": "CVE-2014-4345", "lastModified": "2024-11-21T02:10:00.520", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 8.5, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-08-14T05:01:50.817", "references": [{"source": "[email protected]", "url": "http://advisories.mageia.org/MGASA-2014-0345.html"}, {"source": "[email protected]", "url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705"}, {"source": "[email protected]", "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980"}, {"source": "[email protected]", "url": "http://linux.oracle.com/errata/ELSA-2014-1255.html"}, {"source": "[email protected]", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136640.html"}, {"source": "[email protected]", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-August/137056.html"}, {"source": "[email protected]", "url": "http://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.html"}, {"source": "[email protected]", "url": "http://lists.opensuse.org/opensuse-updates/2014-08/msg00030.html"}, {"source": "[email protected]", "url": "http://rhn.redhat.com/errata/RHSA-2014-1255.html"}, {"source": "[email protected]", "url": "http://rhn.redhat.com/errata/RHSA-2015-0439.html"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/59102"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/59415"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/59993"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/60535"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/60776"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/61314"}, {"source": "[email protected]", "url": "http://secunia.com/advisories/61353"}, {"source": "[email protected]", "url": "http://security.gentoo.org/glsa/glsa-201412-53.xml"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txt"}, {"source": "[email protected]", "url": 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{"affected_release": [{"advisory": "RHSA-2014:1255", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "krb5-0:1.6.1-80.el5_11", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2014-09-17T00:00:00Z"}, {"advisory": "RHSA-2014:1389", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.10.3-33.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-10-13T00:00:00Z"}, {"advisory": "RHSA-2015:0439", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "krb5-0:1.12.2-14.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-03-05T00:00:00Z"}], "bugzilla": {"description": "krb5: buffer overrun in kadmind with LDAP backend (MITKRB5-SA-2014-001)", "id": "1128157", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1128157"}, "csaw": false, "cvss": {"cvss_base_score": "6.0", "cvss_scoring_vector": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-787", "details": ["Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the LDAP KDB module in kadmind in MIT Kerberos 5 (aka krb5) 1.6.x through 1.11.x before 1.11.6 and 1.12.x before 1.12.2 allows remote authenticated users to cause a denial of service (buffer overflow) or possibly execute arbitrary code via a series of \"cpw -keepold\" commands.", "A buffer overflow was found in the KADM5 administration server (kadmind) when it was used with an LDAP back end for the KDC database. A remote, authenticated attacker could potentially use this flaw to execute arbitrary code on the system running kadmind."], "name": "CVE-2014-4345", "public_date": "2014-08-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-4345\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-4345\nhttp://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2014-001.txt"], "threat_severity": "Moderate", "upstream_fix": "krb5 1.11.6, krb5 1.12.2"}