{"api_version":"1","generated_at":"2026-07-23T10:12:00+00:00","cve":"CVE-2011-1869","urls":{"html":"https://cve.report/CVE-2011-1869","api":"https://cve.report/api/cve/CVE-2011-1869.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-1869","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-1869"},"summary":{"title":"CVE-2011-1869","description":"The Distributed File System (DFS) implementation in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote DFS servers to cause a denial of service (system hang) via a crafted referral response, aka \"DFS Referral Response Vulnerability.\"","state":"PUBLISHED","assigner":"microsoft","published_at":"2011-06-16 20:55:02","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-399","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","baseScore":7.8,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"http://www.securityfocus.com/bid/48187","name":"http://www.securityfocus.com/bid/48187","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Windows Distributed File System Remote Denial of Service Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67727","name":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67727","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/44948","name":"http://secunia.com/advisories/44948","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Security Alerts - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id?1025639","name":"http://www.securitytracker.com/id?1025639","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Distributed File System Bugs Let Remote Users Deny Service and Execute Arbitrary Code - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12640","name":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12640","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Repository  /  Oval Repository","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-042","name":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-042","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Security Bulletin MS11-042 - Critical | Microsoft Docs","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/44894","name":"http://secunia.com/advisories/44894","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Windows Distributed File System Two Vulnerabilities - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-1869","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1869","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_2003_server","cpe6":"*","cpe7":"sp2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_7","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2003","cpe6":"*","cpe7":"sp2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"*","cpe7":"*","cpe8":"itanium","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"*","cpe7":"*","cpe8":"x32","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"*","cpe7":"*","cpe8":"x64","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"*","cpe7":"sp2","cpe8":"x32","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"*","cpe7":"sp2","cpe8":"x64","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"-","cpe7":"sp2","cpe8":"itanium","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"r2","cpe7":"*","cpe8":"itanium","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2008","cpe6":"r2","cpe7":"*","cpe8":"x64","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_vista","cpe6":"*","cpe7":"sp1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_vista","cpe6":"*","cpe7":"sp2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_xp","cpe6":"*","cpe7":"sp3","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"1869","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_xp","cpe6":"-","cpe7":"sp2","cpe8":"x64","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T22:45:59.956Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"1025639","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id?1025639"},{"name":"oval:org.mitre.oval:def:12640","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12640"},{"name":"MS11-042","tags":["vendor-advisory","x_refsource_MS","x_transferred"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-042"},{"name":"ms-win-dfs-dos(67727)","tags":["vdb-entry","x_refsource_XF","x_transferred"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67727"},{"name":"44894","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/44894"},{"name":"44948","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/44948"},{"name":"48187","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/48187"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2011-06-14T00:00:00.000Z","descriptions":[{"lang":"en","value":"The Distributed File System (DFS) implementation in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote DFS servers to cause a denial of service (system hang) via a crafted referral response, aka \"DFS Referral Response Vulnerability.\""}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2018-10-12T19:57:01.000Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"1025639","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id?1025639"},{"name":"oval:org.mitre.oval:def:12640","tags":["vdb-entry","signature","x_refsource_OVAL"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12640"},{"name":"MS11-042","tags":["vendor-advisory","x_refsource_MS"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-042"},{"name":"ms-win-dfs-dos(67727)","tags":["vdb-entry","x_refsource_XF"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67727"},{"name":"44894","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/44894"},{"name":"44948","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/44948"},{"name":"48187","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/48187"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secure@microsoft.com","ID":"CVE-2011-1869","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The Distributed File System (DFS) implementation in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote DFS servers to cause a denial of service (system hang) via a crafted referral response, aka \"DFS Referral Response Vulnerability.\""}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"1025639","refsource":"SECTRACK","url":"http://www.securitytracker.com/id?1025639"},{"name":"oval:org.mitre.oval:def:12640","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12640"},{"name":"MS11-042","refsource":"MS","url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-042"},{"name":"ms-win-dfs-dos(67727)","refsource":"XF","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67727"},{"name":"44894","refsource":"SECUNIA","url":"http://secunia.com/advisories/44894"},{"name":"44948","refsource":"SECUNIA","url":"http://secunia.com/advisories/44948"},{"name":"48187","refsource":"BID","url":"http://www.securityfocus.com/bid/48187"}]}}}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2011-1869","datePublished":"2011-06-16T20:21:00.000Z","dateReserved":"2011-05-04T00:00:00.000Z","dateUpdated":"2024-08-06T22:45:59.956Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2011-06-16 20:55:02","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-399","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","baseScore":7.8,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*","matchCriteriaId":"2978BF86-5A1A-438E-B81F-F360D0E30C9C"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*","matchCriteriaId":"E33796DB-4523-4F04-B564-ADF030553D51"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*","matchCriteriaId":"4D3B5E4F-56A6-4696-BBB4-19DF3613D020"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:*","matchCriteriaId":"7F6EA111-A4E6-4963-A0C8-F9336C605B6E"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:*","matchCriteriaId":"9CFB1A97-8042-4497-A45D-C014B5E240AB"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:*","matchCriteriaId":"7F9C7616-658D-409D-8B53-AC00DC55602A"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x32:*:*:*:*:*","matchCriteriaId":"B8A32637-65EC-42C4-A892-0E599562527C"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*","matchCriteriaId":"FFF81F4B-7D92-4398-8658-84530FB8F518"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:*","matchCriteriaId":"7AE15F6C-80F6-43A6-86DA-B92116A697A0"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:r2:*:itanium:*:*:*:*:*","matchCriteriaId":"CC916D5A-0644-4423-A52E-D4310906BE78"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2008:r2:*:x64:*:*:*:*:*","matchCriteriaId":"95DC297F-06DB-4FB3-BFB6-7312C059E047"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:*","matchCriteriaId":"C162FFF0-1E8F-4DCF-A08F-6C6E324ED878"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*","matchCriteriaId":"0A0D2704-C058-420B-B368-372D1129E914"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*","matchCriteriaId":"CE477A73-4EE4-41E9-8694-5A3D5DC88656"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*","matchCriteriaId":"FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"1869","Ordinal":"1","Title":"CVE-2011-1869","CVE":"CVE-2011-1869","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"1869","Ordinal":"1","NoteData":"The Distributed File System (DFS) implementation in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote DFS servers to cause a denial of service (system hang) via a crafted referral response, aka \"DFS Referral Response Vulnerability.\"","Type":"Description","Title":"CVE-2011-1869"},{"CveYear":"2011","CveId":"1869","Ordinal":"2","NoteData":"2011-06-16","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"1869","Ordinal":"3","NoteData":"2018-10-12","Type":"Other","Title":"Modified"}]}}}