{"id":"UBUNTU-CVE-2020-28407","details":"In swtpm before 0.4.2 and 0.5.x before 0.5.1, a local attacker may be able to overwrite arbitrary files via a symlink attack against a temporary file such as TMP2-00.permall.","modified":"2025-07-16T08:15:12.457985Z","published":"2023-11-03T04:15:00Z","withdrawn":"2025-07-18T16:46:12Z","upstream":["CVE-2020-28407"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28407"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-28407"}],"affected":[{"package":{"name":"swtpm","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/swtpm@0.6.3-0ubuntu3?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.3-0ubuntu3"}]}],"versions":["0.6.1-0ubuntu1","0.6.1-0ubuntu2","0.6.1-0ubuntu3","0.6.1-0ubuntu4","0.6.1-0ubuntu5","0.6.3-0ubuntu1","0.6.3-0ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"swtpm","binary_version":"0.6.3-0ubuntu3"},{"binary_name":"swtpm-dbgsym","binary_version":"0.6.3-0ubuntu3"},{"binary_name":"swtpm-tools","binary_version":"0.6.3-0ubuntu3"},{"binary_name":"swtpm-tools-dbgsym","binary_version":"0.6.3-0ubuntu3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-28407.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}