{"containers": {"cna": {"affected": [{"product": "krb5 1.5", "vendor": "n/a", "versions": [{"status": "affected", "version": "krb5 1.5"}]}], "datePublic": "2017-11-23T00:00:00", "descriptions": [{"lang": "en", "value": "plugins/preauth/pkinit/pkinit_crypto_openssl.c in MIT Kerberos 5 (aka krb5) through 1.15.2 mishandles Distinguished Name (DN) fields, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) in situations involving untrusted X.509 data, related to the get_matching_data and X509_NAME_oneline_ex functions. NOTE: this has security relevance only in use cases outside of the MIT Kerberos distribution, e.g., the use of get_matching_data in KDC certauth plugin code that is specific to Red Hat."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "CWE-121", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2017-11-24T10:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/krb5/krb5/pull/707"}, {"name": "101594", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/101594"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "ID": "CVE-2017-15088", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "krb5 1.5", "version": {"version_data": [{"version_value": "krb5 1.5"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "plugins/preauth/pkinit/pkinit_crypto_openssl.c in MIT Kerberos 5 (aka krb5) through 1.15.2 mishandles Distinguished Name (DN) fields, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) in situations involving untrusted X.509 data, related to the get_matching_data and X509_NAME_oneline_ex functions. NOTE: this has security relevance only in use cases outside of the MIT Kerberos distribution, e.g., the use of get_matching_data in KDC certauth plugin code that is specific to Red Hat."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-121"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, {"name": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698", "refsource": "CONFIRM", "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698"}, {"name": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4", "refsource": "CONFIRM", "url": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4"}, {"name": "https://github.com/krb5/krb5/pull/707", "refsource": "CONFIRM", "url": "https://github.com/krb5/krb5/pull/707"}, {"name": "101594", "refsource": "BID", "url": "http://www.securityfocus.com/bid/101594"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T19:42:22.305Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/krb5/krb5/pull/707"}, {"name": "101594", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/101594"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2017-15088", "datePublished": "2017-11-23T17:00:00", "dateReserved": "2017-10-08T00:00:00", "dateUpdated": "2024-08-05T19:42:22.305Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*", "matchCriteriaId": "921811CC-66B8-4F08-8203-4C080DC629CB", "versionEndIncluding": "1.15.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "plugins/preauth/pkinit/pkinit_crypto_openssl.c in MIT Kerberos 5 (aka krb5) through 1.15.2 mishandles Distinguished Name (DN) fields, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) in situations involving untrusted X.509 data, related to the get_matching_data and X509_NAME_oneline_ex functions. NOTE: this has security relevance only in use cases outside of the MIT Kerberos distribution, e.g., the use of get_matching_data in KDC certauth plugin code that is specific to Red Hat."}, {"lang": "es", "value": "plugins/preauth/pkinit/pkinit_crypto_openssl.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) hasta la versi\u00f3n 1.15.2 gestiona de manera incorrecta los campos Distinguished Name (DN). Esto permite que atacantes remotos ejecuten c\u00f3digo arbitrario o provoquen una denegaci\u00f3n de servicio (desbordamiento de b\u00fafer y cierre inesperado de la aplicaci\u00f3n) en situaciones relacionadas con datos X.509 no fiables. Esto se relaciona con las funciones get_matching_data y X509_NAME_oneline_ex. NOTA: esto es relevante para la seguridad solo en casos externos a la distribuci\u00f3n de MIT Kerberos, por ejemplo, el uso de get_matching_data en el c\u00f3digo del plugin KDC certauth espec\u00edfico de Red Hat."}], "id": "CVE-2017-15088", "lastModified": "2024-11-21T03:14:02.797", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2017-11-23T17:29:00.353", "references": [{"source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101594"}, {"source": "[email protected]", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698"}, {"source": "[email protected]", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, {"source": "[email protected]", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4"}, {"source": "[email protected]", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/pull/707"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101594"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=871698"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/commit/fbb687db1088ddd894d975996e5f6a4252b9a2b4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/krb5/krb5/pull/707"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-119"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "krb5: Buffer overflow in get_matching_data()", "id": "1504045", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1504045"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-121", "details": ["plugins/preauth/pkinit/pkinit_crypto_openssl.c in MIT Kerberos 5 (aka krb5) through 1.15.2 mishandles Distinguished Name (DN) fields, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) in situations involving untrusted X.509 data, related to the get_matching_data and X509_NAME_oneline_ex functions. NOTE: this has security relevance only in use cases outside of the MIT Kerberos distribution, e.g., the use of get_matching_data in KDC certauth plugin code that is specific to Red Hat.", "A stack based buffer overflow was found in the get_matching_data() function, when reading the principal's certificate during pkinit preauthentication. If the Certifcate Authority's subject line is sufficiently long, an attacker able to have a specially crafted certificate signed could crash the authentication process, such as kinit, or, possibly, run arbitrary code."], "name": "CVE-2017-15088", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Core Services"}, {"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": "2017-10-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-15088\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-15088"], "statement": "This issue affects the versions of krb5 as shipped with Red Hat Enterprise Linux 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Moderate", "upstream_fix": "krb5 1.16"}