CVE-2015-6303
The Cisco Spark application 2015-07-04 for mobile operating systems does not properly verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate, aka Bug IDs CSCut36742 and CSCut36844.
Date published : 2015-09-24
http://tools.cisco.com/security/center/viewAlert.x?alertId=41127