CVE-2011-0539

{"id": "CVE-2011-0539", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-02-10T18:00:57.660", "references": [{"url": "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02794777", "source": "secalert@redhat.com"}, {"url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10673", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/43181", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/44269", "source": "secalert@redhat.com"}, {"url": "http://www.openssh.com/txt/legacy-cert.adv", "tags": ["Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/02/04/2", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/46155", "source": "secalert@redhat.com"}, {"url": "http://www.securitytracker.com/id?1025028", "source": "secalert@redhat.com"}, {"url": "http://www.vupen.com/english/advisories/2011/0284", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65163", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The key_certify function in usr.bin/ssh/key.c in OpenSSH 5.6 and 5.7, when generating legacy certificates using the -t command-line option in ssh-keygen, does not initialize the nonce field, which might allow remote attackers to obtain sensitive stack memory contents or make it easier to conduct hash collision attacks."}, {"lang": "es", "value": "La funci\u00f3n key_certify en usr.bin/ssh/key.c en OpenSSH v5.6 y v5.7 al generar los certificados de herencia con la opci\u00f3n de l\u00ednea de comandos -t en ssh-keygen, no se inicializa el campo nonce, que podr\u00eda permitir a atacantes remotos obtener contenido sensible de la pila de memoria o que sea m\u00e1s f\u00e1cil de llevar a cabo ataques de colisi\u00f3n hash."}], "lastModified": "2017-08-17T01:33:36.743", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openbsd:openssh:5.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C5D4A9B-1194-4D63-AAC2-8701C890BB0D"}, {"criteria": "cpe:2.3:a:openbsd:openssh:5.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F75DB5AE-E99D-4827-B290-823E015AEE34"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}