{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2012-11-13T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka \"Web Proxy Auto-Discovery 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": "TA12-318A", "tags": ["third-party-advisory", "x_refsource_CERT"], "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html"}, {"name": "MS12-074", "tags": ["vendor-advisory", "x_refsource_MS"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074"}, {"name": "56463", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/56463"}, {"name": "oval:org.mitre.oval:def:15810", "tags": ["vdb-entry", "signature", "x_refsource_OVAL"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15810"}, {"name": "87266", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://osvdb.org/87266"}, {"name": "51236", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51236"}, {"name": "1027753", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1027753"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secure@microsoft.com", "ID": "CVE-2012-4776", "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 Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka \"Web Proxy Auto-Discovery Vulnerability.\""}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "TA12-318A", "refsource": "CERT", "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html"}, {"name": "MS12-074", "refsource": "MS", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074"}, {"name": "56463", "refsource": "BID", "url": "http://www.securityfocus.com/bid/56463"}, {"name": "oval:org.mitre.oval:def:15810", "refsource": "OVAL", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15810"}, {"name": "87266", "refsource": "OSVDB", "url": "http://osvdb.org/87266"}, {"name": "51236", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/51236"}, {"name": "1027753", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id?1027753"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T20:42:55.253Z"}, "title": "CVE Program Container", "references": [{"name": "TA12-318A", "tags": ["third-party-advisory", "x_refsource_CERT", "x_transferred"], "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html"}, {"name": "MS12-074", "tags": ["vendor-advisory", "x_refsource_MS", "x_transferred"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074"}, {"name": "56463", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/56463"}, {"name": "oval:org.mitre.oval:def:15810", "tags": ["vdb-entry", "signature", "x_refsource_OVAL", "x_transferred"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15810"}, {"name": "87266", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://osvdb.org/87266"}, {"name": "51236", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/51236"}, {"name": "1027753", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id?1027753"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2012-4776", "datePublished": "2012-11-14T00:00:00.000Z", "dateReserved": "2012-09-06T00:00:00.000Z", "dateUpdated": "2024-08-06T20:42:55.253Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*", "matchCriteriaId": "42A6DF09-B8E1-414D-97E7-453566055279", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "4D3B5E4F-56A6-4696-BBB4-19DF3613D020", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*", "matchCriteriaId": "7C684420-1614-4DAE-9BD9-F1FE9102A50F", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*", "matchCriteriaId": "FFF81F4B-7D92-4398-8658-84530FB8F518", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:*", "matchCriteriaId": "32C28EC2-8A34-4E30-A76A-86921D7332C1", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "0A0D2704-C058-420B-B368-372D1129E914", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*", "matchCriteriaId": "CE477A73-4EE4-41E9-8694-5A3D5DC88656", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*", "matchCriteriaId": "FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "8EDC4407-7E92-4E60-82F0-0C87D1860D3A", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:*:*:x64:*:*:*:*:*", "matchCriteriaId": "CE381783-027E-4B6D-B801-59873E5EA483", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:*:x86:*:*:*:*:*", "matchCriteriaId": "A2C3594F-7C2C-4E2D-9BC5-F4F89B7BF4D5", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*", "matchCriteriaId": "4FA15D65-7C32-4C7A-9915-746AB3F454EE", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*", "matchCriteriaId": "976EFC05-9B37-4661-AD34-4FFDB5AB48E0", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:itanium:*:*:*:*:*", "matchCriteriaId": "B2B19826-5516-4899-9599-F95D0A03FBCD", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:x64:*:*:*:*:*", "matchCriteriaId": "4945F25F-2828-4D03-930B-A109BA73E00C", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:4.0:*:*:*:*:*:*:*", "matchCriteriaId": "792B417F-96A0-4E9D-9E79-5D7F982E2225", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:*:*:x64:*:*:*:*:*", "matchCriteriaId": "CE381783-027E-4B6D-B801-59873E5EA483", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:*:x86:*:*:*:*:*", "matchCriteriaId": "A2C3594F-7C2C-4E2D-9BC5-F4F89B7BF4D5", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*", "matchCriteriaId": "4FA15D65-7C32-4C7A-9915-746AB3F454EE", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*", "matchCriteriaId": "976EFC05-9B37-4661-AD34-4FFDB5AB48E0", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "4D3B5E4F-56A6-4696-BBB4-19DF3613D020", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:itanium:*:*:*:*:*", "matchCriteriaId": "B2B19826-5516-4899-9599-F95D0A03FBCD", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:r2:x64:*:*:*:*:*", "matchCriteriaId": "4945F25F-2828-4D03-930B-A109BA73E00C", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*", "matchCriteriaId": "7C684420-1614-4DAE-9BD9-F1FE9102A50F", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*", "matchCriteriaId": "FFF81F4B-7D92-4398-8658-84530FB8F518", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "0A0D2704-C058-420B-B368-372D1129E914", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*", "matchCriteriaId": "CE477A73-4EE4-41E9-8694-5A3D5DC88656", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*", "matchCriteriaId": "FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*", "matchCriteriaId": "E039CE1F-B988-4741-AE2E-5B36E2AF9688", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_8:-:-:x64:*:*:*:*:*", "matchCriteriaId": "DE8E7D74-0DCB-4633-B502-EDC2112229BA", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_8:-:-:x86:*:*:*:*:*", "matchCriteriaId": "9DAA2E6F-A666-4136-8F6B-E35C313CAB2B", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:4.5:*:*:*:*:*:*:*", "matchCriteriaId": "61FAD9EE-FA7F-4B39-8A9B-AFFAEC8BF214", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*", "matchCriteriaId": "4FA15D65-7C32-4C7A-9915-746AB3F454EE", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*", "matchCriteriaId": "976EFC05-9B37-4661-AD34-4FFDB5AB48E0", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*", "matchCriteriaId": "FFF81F4B-7D92-4398-8658-84530FB8F518", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:*", "matchCriteriaId": "32C28EC2-8A34-4E30-A76A-86921D7332C1", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "0A0D2704-C058-420B-B368-372D1129E914", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka \"Web Proxy Auto-Discovery Vulnerability.\""}, {"lang": "es", "value": "La funcionalidad Web Proxy Auto-Discovery (WPAD) de Microsoft .NET Framework v2.0 SP2, v3.5, v3.5.1, v4 y v4.5 no valida los datos de configuraci\u00f3n que se devuelven durante la adquisici\u00f3n de la configuraci\u00f3n del proxy, lo que permite a atacantes remotos ejecutar c\u00f3digo JavaScript proporcionando datos modificados durante la ejecuci\u00f3n de (1) una aplicaci\u00f3n de explorador XAML (tambien conocido como XBAP) o (2) una aplicaci\u00f3n .NET Framework. Se trata de un problema tambi\u00e9n conocido como \"Web Proxy Auto-Discovery vulnerabilidad\".\r\n"}], "id": "CVE-2012-4776", "lastModified": "2026-04-29T01:13:23.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}]}, "published": "2012-11-14T00:55:01.747", "references": [{"source": "secure@microsoft.com", "url": "http://osvdb.org/87266"}, {"source": "secure@microsoft.com", "url": "http://secunia.com/advisories/51236"}, {"source": "secure@microsoft.com", "url": "http://www.securityfocus.com/bid/56463"}, {"source": "secure@microsoft.com", "url": "http://www.securitytracker.com/id?1027753"}, {"source": "secure@microsoft.com", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html"}, {"source": "secure@microsoft.com", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074"}, {"source": "secure@microsoft.com", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15810"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/87266"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/51236"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/56463"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1027753"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-074"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15810"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}