Mandriva Linux Security Advisory 2015-213 - lftp incorrectly validates wildcard SSL certificates containing literal IP addresses, so under certain conditions, it would allow and use a wildcard match specified in the CN field, allowing a malicious server to participate in a MITM attack or just fool users into believing that it is a legitimate site. lftp was affected by this issue as it uses code from cURL for checking SSL certificates. The curl package was fixed in MDVSA-2015:098. Continue reading...