Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*", "matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_8:-:*:*:*:*:*:*:*", "matchCriteriaId": "0D229E41-A971-4284-9657-16D78414B93F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_rt:-:*:*:*:*:*:*:*", "matchCriteriaId": "ABC7A32C-4A4A-4533-B42E-350E728ADFEB", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:*:*", "matchCriteriaId": "1D929AA2-EE0B-4AA1-805D-69BCCA11B77F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*", "matchCriteriaId": "5F422A8C-2C4E-42C8-B420-E0728037E15C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*", "matchCriteriaId": "B320A104-9037-487E-BC9A-62B4A6B49FD0", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_vista:-:sp2:*:*:*:*:*:*", "matchCriteriaId": "BF1AD1A1-EE20-4BCE-9EE6-84B27139811C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Schannel (aka Secure Channel) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly restrict TLS state transitions, which makes it easier for remote attackers to conduct cipher-downgrade attacks to EXPORT_RSA ciphers via crafted TLS traffic, related to the \"FREAK\" issue, a different vulnerability than CVE-2015-0204 and CVE-2015-1067."}, {"lang": "es", "value": "Schannel (tambi\u00e9n conocido como Secure Channel) en Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 y R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold y R2 y Windows RT Gold y 8.1 no restringe adecuadamente transiciones de estado TLS, lo que facilita a atacantes remotos llevar a cabo ataques de cifrado rebajado para cifrados EXPORT_RSA a trav\u00e9s de tr\u00e1fico TLS manipulado, relacionado con el problema \"FREAK\", una vulnerabilidad diferente a CVE-2015-0204 y CVE-2015-1067."}], "id": "CVE-2015-1637", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-03-06T17:59:00.070", "references": [{"source": "secure@microsoft.com", "url": "http://web.archive.org/web/20150321220028/https://freakattack.com/"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/72965"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1031833"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-031"}, {"source": "secure@microsoft.com", "tags": ["Vendor Advisory"], "url": "https://freakattack.com/"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://technet.microsoft.com/library/security/3046015"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://web.archive.org/web/20150321220028/https://freakattack.com/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/72965"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1031833"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-031"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://freakattack.com/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://technet.microsoft.com/library/security/3046015"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}