{"id":"CVE-2021-1723","details":"ASP.NET Core and Visual Studio Denial of Service Vulnerability","aliases":["BIT-aspnet-core-2021-1723","GHSA-242j-2gm6-5rwx"],"modified":"2026-05-18T05:53:29.326470164Z","published":"2021-01-12T20:15:34.993Z","database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"32"},{"last_affected":"33"}],"vendor_product":"fedoraproject:fedora","source":"CPE_FIELD"},{"vendor_product":"microsoft:visual_studio_2019","extracted_events":[{"introduced":"16.0"},{"last_affected":"16.8"}],"cpes":["cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"],"source":"CPE_FIELD"}]},"references":[{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1723"},{"type":"ADVISORY","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dotnet/aspnetcore","events":[{"introduced":"03019875e4eab279a99ba3ba5ee75fb0e4935ce6"},{"last_affected":"e3187077455f953200e3c930430808a30f48b82e"},{"introduced":"a7515261e44b7d418e8ccf2bc4437e83dd636b29"},{"last_affected":"fc93e595ceffbb1e3e85532bf454e92a6a80dd6b"}],"database_specific":{"extracted_events":[{"introduced":"3.1"},{"last_affected":"3.1.10"},{"introduced":"5.0"},{"last_affected":"5.0.1"}],"cpe":"cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*","source":"CPE_FIELD"}}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-1723.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}