{"id":"USN-6480-1","summary":"dotnet6, dotnet7, dotnet8 vulnerabilities","details":"Barry Dorrans discovered that .NET did not properly implement certain\nsecurity features for Blazor server forms. An attacker could possibly\nuse this issue to bypass validation, which could trigger unintended\nactions. (CVE-2023-36558)\n\nPiotr Bazydlo discovered that .NET did not properly handle untrusted\nURIs provided to System.Net.WebRequest.Create. An attacker could possibly\nuse this issue to inject arbitrary commands to backend FTP servers.\n(CVE-2023-36049)\n","modified":"2026-02-10T04:43:25Z","published":"2023-11-15T14:51:43Z","related":["UBUNTU-CVE-2023-36049","UBUNTU-CVE-2023-36558"],"upstream":["CVE-2023-36049","CVE-2023-36558","UBUNTU-CVE-2023-36049","UBUNTU-CVE-2023-36558"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6480-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-36049"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-36558"}],"affected":[{"package":{"name":"dotnet6","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dotnet6@6.0.125-0ubuntu1~22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.125-0ubuntu1~22.04.1"}]}],"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","6.0.113-0ubuntu1~22.04.1","6.0.116-0ubuntu1~22.04.1","6.0.118-0ubuntu1~22.04.1","6.0.119-0ubuntu1~22.04.1","6.0.120-0ubuntu1~22.04.1","6.0.121-0ubuntu1~22.04.1","6.0.122-0ubuntu1~22.04.1","6.0.123-0ubuntu1~22.04.1","6.0.124-0ubuntu1~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"aspnetcore-runtime-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"aspnetcore-targeting-pack-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-apphost-pack-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-host"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-hostfxr-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-runtime-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-6.0-source-built-artifacts"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-targeting-pack-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet-templates-6.0"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"dotnet6"},{"binary_version":"6.0.125-0ubuntu1~22.04.1","binary_name":"netstandard-targeting-pack-2.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6480-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-36049"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-36558"}],"ecosystem":"Ubuntu:22.04:LTS"}}},{"package":{"name":"dotnet7","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dotnet7@7.0.114-0ubuntu1~22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.114-0ubuntu1~22.04.1"}]}],"versions":["7.0.105-0ubuntu1~22.04.1","7.0.107-0ubuntu1~22.04.1","7.0.108-0ubuntu1~22.04.1","7.0.109-0ubuntu1~22.04.1","7.0.110-0ubuntu1~22.04.1","7.0.111-0ubuntu1~22.04.1","7.0.112-0ubuntu1~22.04.1","7.0.113-0ubuntu1~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"aspnetcore-runtime-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"aspnetcore-targeting-pack-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-apphost-pack-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-host-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-hostfxr-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-runtime-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-7.0-source-built-artifacts"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-targeting-pack-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet-templates-7.0"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"dotnet7"},{"binary_version":"7.0.114-0ubuntu1~22.04.1","binary_name":"netstandard-targeting-pack-2.1-7.0"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6480-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-36049"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-36558"}],"ecosystem":"Ubuntu:22.04:LTS"}}}],"schema_version":"1.7.3"}