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via crafted data from a TLS client."}, {"lang": "es", "value": "El motor GOST en OpenSSL antes de v1.0.0f no controla correctamente los par\u00e1metros v\u00e1lidos para el cifrado de bloques GOST, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del demonio) a trav\u00e9s de datos de un cliente TLS espec\u00edficamente modificados."}], "id": "CVE-2012-0027", "lastModified": "2014-03-26T04:27:05.177", "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": "2012-01-06T01:55:01.050", "references": [{"source": "secalert@redhat.com", "url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html"}, {"source": "secalert@redhat.com", "url": "http://osvdb.org/78191"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/57353"}, {"source": "secalert@redhat.com", "url": "http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564"}, {"source": "secalert@redhat.com", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:007"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://www.openssl.org/news/secadv_20120104.txt"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": 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{"bugzilla": {"description": "openssl: invalid GOST parameters DoS attack", "id": "771782", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=771782"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["The GOST ENGINE in OpenSSL before 1.0.0f does not properly handle invalid parameters for the GOST block cipher, which allows remote attackers to cause a denial of service (daemon crash) via crafted data from a TLS client."], "name": "CVE-2012-0027", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:3", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 3"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "openssl096b", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "openssl097a", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "openssl", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "openssl098e", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2012-01-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-0027\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-0027"], "statement": "Not vulnerable. This issue did not affect the versions of openssl as shipped with Red Hat Enterprise Linux 3, 4, 5 and 6, as they did not include GOST engine support.", "threat_severity": "Moderate"}