{"id":"EUVD-2021-2231","revision":"55abd40fa39a45ae9be67ca33e26ed6f","records":[{"revision":"55abd40fa39a45ae9be67ca33e26ed6f","observedAt":"2026-11-07T20:58:06.093+00:00","statement":{"source":"euvd","id":"EUVD-2021-2231","aliases":["CVE-2021-31957","GHSA-mcwm-2wmc-6hv4"],"title":"ASP.NET Core Denial of Service Vulnerability","description":"ASP.NET Core Denial of Service Vulnerability","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","score":5.9,"severity":null}],"references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMHWHRRYDHKM6BIINW5V7OCSW4SDWB4W/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4PRVVLXXQEF4SEJOBV3VRJHGX7YHY2CG/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMAO4NG2OQ4PCXUQWMNSCMYWLIJJY6UY/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVCDYIP4A6DDRT7G6P3ZW6PKNK2DNWJ2/"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-2231","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Jun 8, 2021, 10:46:26 PM","dateUpdated":"Oct 7, 2026, 4:12:06 PM"},"relatedAdvisories":[{"id":"RHSA-2021:2351","title":"Red Hat Security Advisory: .NET 5.0 on RHEL 7 security and bugfix update","vulnerabilityIds":["CVE-2021-31957"]},{"id":"RHSA-2021:2350","title":"Red Hat Security Advisory: .NET Core 3.1 on RHEL 7 security and bugfix update","vulnerabilityIds":["CVE-2021-31957"]},{"id":"RHSA-2021:2352","title":"Red Hat Security Advisory: .NET Core 3.1 security and bugfix update","vulnerabilityIds":["CVE-2021-31957"]},{"id":"RHSA-2021:2353","title":"Red Hat Security Advisory: .NET 5.0 security and bugfix update","vulnerabilityIds":["CVE-2021-31957"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2021-2231","identifiers":["EUVD-2021-2231","CVE-2021-31957","GHSA-mcwm-2wmc-6hv4"]},"retained":false,"historicalAffected":[]}],"coverage":[]}