CVE-2012-1015

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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_5:1.8:*:*:*:*:*:*:*", "matchCriteriaId": "36823B2B-5C72-4FF3-9301-FB263EB8CE09", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:*", "matchCriteriaId": "59AFA33E-FEBC-45F5-9EC6-8AA363163FB5", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:*", "matchCriteriaId": "04D83332-B2FD-4E86-A76C-C3F1CD3B3A31", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:*", "matchCriteriaId": "758A0011-20ED-414A-9DF3-50A161DF8BC2", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.8.4:*:*:*:*:*:*:*", "matchCriteriaId": "7768AED0-AE4C-4D4E-8D5D-5B618AB82966", "vulnerable": true}, {"criteria": "cpe:2.3:a:mit:kerberos_5:1.8.5:*:*:*:*:*:*:*", "matchCriteriaId": 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kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum before verifying that the key type is appropriate for a checksum, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized pointer free, heap memory corruption, and daemon crash) via a crafted AS-REQ request."}, {"lang": "es", "value": "La funci\u00f3n kdc_handle_protected_negotiation en \r\nKey Distribution Center (KDC) en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) v1.8.x, v1.9.x anteriores a v1.9.5, y v1.10.x anteriores a v1.10.3 intenta calcula el \"checksum\" antes de verificar que el tipo de contrase\u00f1a es apropiado para el \"checksum\", lo que permite a atacantes remotos ejecutar c\u00f3digo o provocar una denegaci\u00f3n de servicio (liberaci\u00f3n de puntero no inicializado, corrupci\u00f3n de memoria din\u00e1mica y ca\u00edda del demonio) a trav\u00e9s de una petici\u00f3n AS-REQ.\r\n"}], "id": "CVE-2012-1015", "lastModified": "2026-06-16T23:38:48.420", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-08-06T16:55:01.320", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00016.html"}, {"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2012-1131.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2012/dsa-2518"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:120"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2012-08/msg00016.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2012-1131.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2012/dsa-2518"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:120"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank MIT Kerberos project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:1131", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.9-33.el6_3.2", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-07-31T00:00:00Z"}], "bugzilla": {"description": "krb5: KDC daemon crash via free() of an uninitialized pointer", "id": "838012", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=838012"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["The kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum before verifying that the key type is appropriate for a checksum, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized pointer free, heap memory corruption, and daemon crash) via a crafted AS-REQ request."], "name": "CVE-2012-1015", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2012-07-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-1015\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-1015\nhttp://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt"], "statement": "Not vulnerable. This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 5.", "threat_severity": "Important"}

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