CVE-2014-5355

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2014-12-09T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "MIT Kerberos 5 (aka krb5) through 1.13.1 incorrectly expects that a krb5_read_message data field is represented as a string ending with a '\\0' character, which allows remote attackers to (1) cause a denial of service (NULL pointer dereference) via a zero-byte version string or (2) cause a denial of service (out-of-bounds read) by omitting the '\\0' character, related to appl/user_user/server.c and lib/krb5/krb/recvauth.c."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-02-02T10:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "RHSA-2015:0794", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": 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a '\\0' character, which allows remote attackers to (1) cause a denial of service (NULL pointer dereference) via a zero-byte version string or (2) cause a denial of service (out-of-bounds read) by omitting the '\\0' character, related to appl/user_user/server.c and lib/krb5/krb/recvauth.c."}, {"lang": "es", "value": "MIT Kerberos 5 (tambi\u00e9n conocido como krb5) hasta 1.13.1 espera incorrectamente que un campo de datos krb5_read_message se representa como una cadena que termine con un caracter '\\0', lo que permite a atacantes remotos (1) causar una denegaci\u00f3n de servicio (referencia a puntero nulo) a trav\u00e9s de una cadena de versi\u00f3n de cero bytes o (2) causar una denegaci\u00f3n de servicio (lectura fuera de rango) mediante la omisi\u00f3n del caracter '\\0', relacionado con appl/user_user/server.c y lib/krb5/krb/recvauth.c."}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/476.html\">CWE-476: NULL Pointer Dereference</a>", "id": "CVE-2014-5355", "lastModified": "2026-06-17T00:11:26.073", "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": "2015-02-20T11:59:00.060", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8050"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2015-03/msg00061.html"}, {"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2015-0794.html"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:069"}, {"source": "cve@mitre.org", "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"source": "cve@mitre.org", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/74042"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-2810-1"}, {"source": "cve@mitre.org", "url": "https://github.com/krb5/krb5/commit/102bb6ebf20f9174130c85c3b052ae104e5073ec"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8050"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2015-03/msg00061.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0794.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:069"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/74042"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2810-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/krb5/krb5/commit/102bb6ebf20f9174130c85c3b052ae104e5073ec"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"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-2015:2154", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "krb5-0:1.13.2-10.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-11-19T00:00:00Z"}], "bugzilla": {"description": "krb5: unauthenticated denial of service in recvauth_common() and others", "id": "1193939", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1193939"}, "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"}, "cwe": "CWE-476", "details": ["MIT Kerberos 5 (aka krb5) through 1.13.1 incorrectly expects that a krb5_read_message data field is represented as a string ending with a '\\0' character, which allows remote attackers to (1) cause a denial of service (NULL pointer dereference) via a zero-byte version string or (2) cause a denial of service (out-of-bounds read) by omitting the '\\0' character, related to appl/user_user/server.c and lib/krb5/krb/recvauth.c.", "It was found that the krb5_read_message() function of MIT Kerberos did not correctly sanitize input, and could create invalid krb5_data objects. A remote, unauthenticated attacker could use this flaw to crash a Kerberos child process via a specially crafted request."], "name": "CVE-2014-5355", "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": "jbossas", "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": "2014-12-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-5355\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-5355"], "threat_severity": "Moderate"}

{}