Show plain JSON{"id": "CVE-2011-0091", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-02-10T16:00:13.723", "references": [{"url": "http://osvdb.org/70835", "source": "secure@microsoft.com"}, {"url": "http://secunia.com/advisories/43257", "source": "secure@microsoft.com"}, {"url": "http://support.avaya.com/css/P8/documents/100127250", "source": "secure@microsoft.com"}, {"url": "http://www.securityfocus.com/bid/46140", "source": "secure@microsoft.com"}, {"url": "http://www.securitytracker.com/id?1025048", "source": "secure@microsoft.com"}, {"url": "http://www.vupen.com/english/advisories/2011/0326", "source": "secure@microsoft.com"}, {"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013", "source": "secure@microsoft.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64901", "source": "secure@microsoft.com"}, {"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12498", "source": "secure@microsoft.com"}, {"url": "http://osvdb.org/70835", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/43257", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://support.avaya.com/css/P8/documents/100127250", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/46140", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id?1025048", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.vupen.com/english/advisories/2011/0326", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64901", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12498", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Kerberos in Microsoft Windows Server 2008 R2 and Windows 7 does not prevent a session from changing from strong encryption to DES encryption, which allows man-in-the-middle attackers to spoof network traffic and obtain sensitive information via a DES downgrade, aka \"Kerberos Spoofing Vulnerability.\""}, {"lang": "es", "value": "Kerberos en Microsoft Windows Server 2008 R2 y Windows 7 no impide que una sesi\u00f3n cambie el cifrado de alta seguridad por el cifrado DES, que permite a los atacantes \"man-in-the-middle\" falsificar el tr\u00e1fico de la red y obtener informaci\u00f3n sensible a trav\u00e9s de una degradaci\u00f3n a DES, tambi\u00e9n conocido como \"Vulnerabilidad de suplantaci\u00f3n de Kerberos. \""}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E33796DB-4523-4F04-B564-ADF030553D51"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:*:itanium:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC916D5A-0644-4423-A52E-D4310906BE78"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:*:x64:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "95DC297F-06DB-4FB3-BFB6-7312C059E047"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"} 