{"containers":{"cna":{"title":"Microsoft Exchange Server Denial of Service Vulnerability","datePublic":"2021-10-12T07:00:00.000Z","affected":[{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 11","cpes":["cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*"],"platforms":["x64-based Systems"],"versions":[{"version":"15.02.0","lessThan":"15.02.0986.009","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 10","cpes":["cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*"],"platforms":["x64-based Systems"],"versions":[{"version":"15.02.0","lessThan":"15.02.0922.014","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 21","cpes":["cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*"],"platforms":["x64-based Systems"],"versions":[{"version":"15.01.0","lessThan":"15.01.2308.015","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 22","cpes":["cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*"],"platforms":["x64-based Systems"],"versions":[{"version":"15.0.0","lessThan":"15.01.2375.012","versionType":"custom","status":"affected"}]}],"descriptions":[{"value":"Microsoft Exchange Server Denial of Service Vulnerability","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"Denial of Service","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2024-05-29T14:52:09.137Z"},"references":[{"tags":["x_refsource_MISC"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34453"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-07-18T20:30:38.736301Z","id":"CVE-2021-34453","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-07-18T20:30:48.570Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T00:12:50.102Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34453"}]}]},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2021-34453","datePublished":"2021-10-13T00:26:37.000Z","dateReserved":"2021-06-09T00:00:00.000Z","dateUpdated":"2024-08-04T00:12:50.102Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}