{"id":"DEBIAN-CVE-2021-20208","details":"A flaw was found in cifs-utils in versions before 6.13. A user when mounting a krb5 CIFS file system from within a container can use Kerberos credentials of the host. The highest threat from this vulnerability is to data confidentiality and integrity.","modified":"2026-09-15T09:00:15.421387623Z","published":"2021-04-19T22:15:12.873Z","upstream":["CVE-2021-20208"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-20208"}],"affected":[{"package":{"name":"cifs-utils","ecosystem":"Debian:12","purl":"pkg:deb/debian/cifs-utils?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.11-3"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20208.json"}},{"package":{"name":"cifs-utils","ecosystem":"Debian:13","purl":"pkg:deb/debian/cifs-utils?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.11-3"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20208.json"}},{"package":{"name":"cifs-utils","ecosystem":"Debian:14","purl":"pkg:deb/debian/cifs-utils?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.11-3"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20208.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N"}]}