CVE-2012-1016

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2013-03-01T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2013-10-11T09:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "55040", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/55040"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://web.mit.edu/kerberos/www/krb5-1.10/"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2012-1016", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "55040", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/55040"}, {"name": "http://web.mit.edu/kerberos/www/krb5-1.10/", "refsource": "CONFIRM", "url": "http://web.mit.edu/kerberos/www/krb5-1.10/"}, {"name": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527", "refsource": "CONFIRM", "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527"}, {"name": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c", "refsource": "CONFIRM", "url": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T18:45:26.465Z"}, "title": "CVE Program Container", "references": [{"name": "55040", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/55040"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://web.mit.edu/kerberos/www/krb5-1.10/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2012-1016", "datePublished": "2013-03-03T00:00:00.000Z", "dateReserved": "2012-02-07T00:00:00.000Z", "dateUpdated": "2024-08-06T18:45:26.465Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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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:*:*:*:*:*:*:*:*", "matchCriteriaId": "B945C00A-A9EF-4A3E-98E7-FD655A068319", "versionEndExcluding": "1.10.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request."}, {"lang": "es", "value": "La funci\u00f3n pkinit_server_return_padata en plugins/preauth/pkinit/pkinit_srv.c en la implementaci\u00f3n PKINIT en el Key Distribution Center (KDC) en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) anterior a v1.10.4 intenta encontrar un identificador KDF en circunstancias inapropiadas, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (referencia a puntero NULL y ca\u00edda del servicio) a trav\u00e9s de una solicitud Draft especialmente dise\u00f1ada."}], "id": "CVE-2012-1016", "lastModified": "2026-06-16T23:38:48.540", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-03-05T04:54:02.927", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/55040"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://web.mit.edu/kerberos/www/krb5-1.10/"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/55040"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://web.mit.edu/kerberos/www/krb5-1.10/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2013:0656", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.10.3-10.el6_4.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2013-03-18T00:00:00Z"}], "bugzilla": {"description": "krb5: PKINIT null pointer deref leads to DoS", "id": "917840", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=917840"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-476", "details": ["The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request."], "name": "CVE-2012-1016", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2013-02-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-1016\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-1016\nhttp://krbdev.mit.edu/rt/Ticket/Display.html?id=7527\nhttp://web.mit.edu/kerberos/www/krb5-1.10/"], "statement": "This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 5 as they did not include support for PKINIT.", "threat_severity": "Moderate"}

{}