{"id":"USN-5798-1","summary":"dotnet6 vulnerability","details":"Johan Gorter discovered that .NET 6 incorrectly processed certain\ninvalid HTTP requests. An attacker could possibly use this issue to\ncause a denial of service condition for an exposed endpoint.\n","modified":"2026-02-10T04:42:55Z","published":"2023-01-10T21:03:20Z","related":["UBUNTU-CVE-2023-21538"],"upstream":["CVE-2023-21538","UBUNTU-CVE-2023-21538"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5798-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-21538"}],"affected":[{"package":{"name":"dotnet6","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dotnet6@6.0.113-0ubuntu1~22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.113-0ubuntu1~22.04.1"}]}],"versions":["6.0.108-0ubuntu1~22.04.1","6.0.109-0ubuntu1~22.04.1","6.0.110-0ubuntu1~22.04.1","6.0.111-0ubuntu1~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"aspnetcore-runtime-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"aspnetcore-targeting-pack-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-apphost-pack-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-host","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-hostfxr-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-runtime-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-sdk-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-sdk-6.0-source-built-artifacts","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-targeting-pack-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet-templates-6.0","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"dotnet6","binary_version":"6.0.113-0ubuntu1~22.04.1"},{"binary_name":"netstandard-targeting-pack-2.1","binary_version":"6.0.113-0ubuntu1~22.04.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2023-21538","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5798-1.json"}}],"schema_version":"1.7.3"}