{"id":"USN-4872-1","summary":"axel vulnerability","details":"It was discovered that Axel did not properly verify the certificates for hostnames. An\nattacker could use this vulnerability to impersonate another server and obtain\nsensitive information.\n","modified":"2026-02-10T04:42:06Z","published":"2021-03-15T23:01:36Z","related":["UBUNTU-CVE-2020-13614"],"upstream":["CVE-2020-13614","UBUNTU-CVE-2020-13614"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4872-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-13614"}],"affected":[{"package":{"name":"axel","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/axel@2.16.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.16.1-1ubuntu0.1~esm1"}]}],"versions":["2.13.1-1","2.15-1","2.16-1","2.16.1-1","2.16.1-1build1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"axel","binary_version":"2.16.1-1ubuntu0.1~esm1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2020-13614","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4872-1.json"}},{"package":{"name":"axel","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/axel@2.17.5-1ubuntu1+esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.17.5-1ubuntu1+esm1"}]}],"versions":["2.17.5-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"axel","binary_version":"2.17.5-1ubuntu1+esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2020-13614","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4872-1.json"}}],"schema_version":"1.7.3"}