{"id":"UBUNTU-CVE-2018-0501","details":"The mirror:// method implementation in Advanced Package Tool (APT) 1.6.x before 1.6.4 and 1.7.x before 1.7.0~alpha3 mishandles gpg signature verification for the InRelease file of a fallback mirror, aka mirrorfail.","modified":"2026-04-22T11:39:00.916708Z","published":"2018-08-20T00:00:00Z","related":["USN-3746-1"],"upstream":["CVE-2018-0501"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-0501"},{"type":"REPORT","url":"https://mirror.fail/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3746-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-0501"}],"affected":[{"package":{"name":"apt","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/apt@1.6.3ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3ubuntu0.1"}]}],"versions":["1.5","1.5.1","1.6~alpha5","1.6~alpha7ubuntu1","1.6~alpha7ubuntu2","1.6~beta1","1.6~rc1","1.6","1.6.1","1.6.2","1.6.3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.3ubuntu0.1","binary_name":"apt"},{"binary_version":"1.6.3ubuntu0.1","binary_name":"apt-transport-https"},{"binary_version":"1.6.3ubuntu0.1","binary_name":"apt-utils"},{"binary_version":"1.6.3ubuntu0.1","binary_name":"libapt-inst2.0"},{"binary_version":"1.6.3ubuntu0.1","binary_name":"libapt-pkg5.0"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-0501.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"high"}]}