CVE-2014-9421

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*", "matchCriteriaId": "2D554BDC-CD7D-4572-B1E8-5F627F2C5916", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:*", "matchCriteriaId": "65BCD38A-33AD-4FD7-AF5B-8470B24C4139", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:*", "matchCriteriaId": "E11F9209-799A-428B-9513-DBD0F19C7BF4", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:*", "matchCriteriaId": "1DA40FAA-B858-4282-8438-247E99FBB002", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:*", "matchCriteriaId": "65795542-D886-46C4-8ECB-4630078DF66A", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:*", "matchCriteriaId": "D0A4C436-C3D7-469E-8895-8EEC9569EE86", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:*", "matchCriteriaId": "79A9FAE9-7219-4D6A-9E94-FFE20223537D", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:*", "matchCriteriaId": "EA68BC90-FCFC-4C9B-8574-9029DB2358E9", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.12.2:*:*:*:*:*:*:*", "matchCriteriaId": "9D0A28CB-173D-4676-B083-E3718213B840", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.13:*:*:*:*:*:*:*", "matchCriteriaId": "169D00BD-344F-453C-BE7C-9DF0740080BB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The auth_gssapi_unwrap_data function in lib/rpc/auth_gssapi_misc.c in MIT Kerberos 5 (aka krb5) through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service (use-after-free and double free, and daemon crash) or possibly execute arbitrary code via malformed XDR data, as demonstrated by data sent to kadmind."}, {"lang": "es", "value": "La funci\u00f3n auth_gssapi_unwrap_data en lib/rpc/auth_gssapi_misc.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) hasta 1.11.5, 1.12.x hasta 1.12.2, y 1.13.x anterior a 1.13.1 no maneja correctamente la deserializaci\u00f3n XDR parcial, lo que permite a usuarios remotos autenticados causar una denegaci\u00f3n de servicio (uso despu\u00e9s de liberaci\u00f3n y doble liberaci\u00f3n, y ca\u00edda del demonio) o posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de datos XDR malformados, tal y como fue demostrado mediante datos enviados a kadmind."}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/416.html\">CWE-416: Use After Free</a>", "id": "CVE-2014-9421", "lastModified": "2026-06-17T00:18:19.973", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 9.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-02-19T11:59:05.593", "references": [{"source": "cve@mitre.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151103.html"}, {"source": "cve@mitre.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151437.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00011.html"}, {"source": "cve@mitre.org", "url": 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{"acknowledgement": "Red Hat would like to thank MIT Kerberos project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:0794", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.10.3-37.el6_6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-04-09T00:00:00Z"}, {"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: kadmind doubly frees partial deserialization results (MITKRB5-SA-2015-001)", "id": "1179857", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1179857"}, "csaw": false, "cvss": {"cvss_base_score": "6.5", "cvss_scoring_vector": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-416", "details": ["The auth_gssapi_unwrap_data function in lib/rpc/auth_gssapi_misc.c in MIT Kerberos 5 (aka krb5) through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service (use-after-free and double free, and daemon crash) or possibly execute arbitrary code via malformed XDR data, as demonstrated by data sent to kadmind.", "A double-free flaw was found in the way MIT Kerberos handled invalid External Data Representation (XDR) data. An authenticated user could use this flaw to crash the MIT Kerberos administration server (kadmind), or other applications using Kerberos libraries, using specially crafted XDR packets."], "name": "CVE-2014-9421", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Enterprise Web Server 2"}], "public_date": "2015-02-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-9421\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-9421\nhttp://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2015-001.txt"], "statement": "Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Moderate"}

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