Provide references for CVE-2018-20321.
Where can I find more information about CVE-2018-20321?
References are available at: https://rancher.com/blog/2019/2019-01-29-explaining-security-vulnerabilities-addressed-in-rancher-v2-1-6-and-v2-0-11/, https://forums.rancher.com/c/announcements.