{"id":"CVE-2023-36873","published":"2023-08-08T18:34:02Z","modified":"2026-08-10T15:11:20Z","title":".NET Framework Spoofing Vulnerability","vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 and 4.6.2","tier":"tail","description":{"text":".NET Framework Spoofing Vulnerability","provenance":"source","from":"CVE.org"},"cvss":{"score":7.4,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.01504,"percentile":0.74243,"provenance":"source"},"cwes":[{"id":"CWE-20","name":"Improper Input Validation"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873","tags":["vendor-advisory","patch"]}],"priority":{"score":20.0,"factors":[{"name":"EPSS percentile","points":14.85},{"name":"CVSS severity","points":5.18}]},"vendorSlug":"microsoft","affectedVersions":[{"vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 and 4.6.2","versions":[">= 4.7.0, < 10.0.10240.20107"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2","versions":[">= 3.0.0.0, < 10.0.14393.6167"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 AND 4.7.2","versions":[">= 4.7.0, < 3.5.04057.05"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 AND 4.8","versions":[">= 4.8.0, < 3.5.4654.08"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 3.5 AND 4.8.1","versions":[">= 4.8.1, < 3.5.09176.01"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 4.6.2","versions":[">= 4.7.0, < 4.7.04057.05"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2","versions":[">= 4.7.0, < 4.7.04057.05"]},{"vendor":"Microsoft","product":"Microsoft .NET Framework 4.8","versions":[">= 4.8.0, < 4.8.4654.06"]}],"euvd":{"id":"EUVD-2023-40793","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-microsoft-net-cwe-20"}}