{"id":"CVE-2021-33760","state":"PUBLISHED","title":"Media Foundation Information Disclosure Vulnerability","description":"Media Foundation Information Disclosure Vulnerability","publishedAt":"2021-07-14T17:53:35.000Z","updatedAt":"2026-08-10T15:11:01.471Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Windows 10 Version 1909","Microsoft Windows 10 Version 2004","Microsoft Windows 10 Version 20H2","Microsoft Windows 10 Version 21H1","Microsoft Windows Server version 2004","Microsoft Windows Server version 20H2","Microsoft Windows Server, version 1909 (Server Core installation)"],"affected":[{"vendor":"Microsoft","product":"Windows 10 Version 1909","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.18363.1679","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19041.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 20H2","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19042.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 21H1","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19043.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19041.1110","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 20H2","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19042.1110","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server, version 1909 (Server Core installation)","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.18363.1679","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-33760","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33760"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:36.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/33xxx/CVE-2021-33760.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-33760","state":"PUBLISHED","datePublished":"2021-07-14T17:53:35.000Z","dateUpdated":"2026-08-10T15:11:01.471Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2021-05-28T00:00:00.000Z"},"containers":{"cna":{"title":"Media Foundation Information Disclosure Vulnerability","descriptions":[{"lang":"en-US","value":"Media Foundation Information Disclosure Vulnerability"}],"affected":[{"vendor":"Microsoft","product":"Windows 10 Version 1909","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.18363.1679","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19041.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 20H2","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19042.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 10 Version 21H1","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19043.1110","versionType":"custom"}],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19041.1110","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 20H2","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.19042.1110","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server, version 1909 (Server Core installation)","versions":[{"version":"10.0.0","status":"affected","lessThan":"10.0.18363.1679","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-33760","name":"Media Foundation Information Disclosure Vulnerability","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":5.5,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"description":"Information Disclosure","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2026-08-10T15:11:01.471Z"},"datePublic":"2021-07-13T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.18363.1679"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.18363.1679"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_21H1:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.19043.1110"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.19041.1110"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.19041.1110"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:x86:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.19042.1110"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.19042.1110"}]}]}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33760","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T23:58:22.972Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-01-08T20:35:18.506900Z","id":"CVE-2021-33760","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-19T14:49:31.298Z"}}]}}}