{"id":"USN-4384-1","summary":"gnutls28 vulnerability","details":"It was discovered that GnuTLS incorrectly handled session ticket encryption\nkeys. A remote attacker could possibly use this issue to bypass\nauthentication or recover sensitive information.\n","modified":"2026-04-22T10:05:41.577355Z","published":"2020-06-05T17:09:26Z","related":["UBUNTU-CVE-2020-13777"],"upstream":["CVE-2020-13777","UBUNTU-CVE-2020-13777"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4384-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-13777"}],"affected":[{"package":{"name":"gnutls28","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/gnutls28@3.6.13-2ubuntu1.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.13-2ubuntu1.1"}]}],"versions":["3.6.9-5ubuntu1","3.6.9-5ubuntu2","3.6.10-5","3.6.11.1-2","3.6.11.1-2ubuntu2","3.6.13-2ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gnutls-bin","binary_version":"3.6.13-2ubuntu1.1"},{"binary_name":"guile-gnutls","binary_version":"3.6.13-2ubuntu1.1"},{"binary_name":"libgnutls-dane0","binary_version":"3.6.13-2ubuntu1.1"},{"binary_name":"libgnutls-openssl27","binary_version":"3.6.13-2ubuntu1.1"},{"binary_name":"libgnutls30","binary_version":"3.6.13-2ubuntu1.1"},{"binary_name":"libgnutlsxx28","binary_version":"3.6.13-2ubuntu1.1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2020-13777","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"},{"score":"high","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4384-1.json"}}],"schema_version":"1.7.5"}