Provide references for CVE-2021-38084.
Where can I find more information about CVE-2021-38084?
References are available at: https://sourceforge.net/p/courier/mailman/courier-imap/thread/cone.1382574216.483027.8082.1000%40monster.email-scan.com/#msg31555583, https://sourceforge.net/p/courier/mailman/message/37329216/.