offlineimap before 6.3.2 does not check for SSL server certificate validation when "ssl = yes" option is specified which can allow man-in-the-middle attacks.Referenceshttps://security-tracker.debian.org/tracker/CVE-2010-4532https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4532https://access.redhat.com/security/cve/cve-2010-4532https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=603450https://www.openwall.com/lists/oss-security/2010/12/23/2
