The SSL VPN implementation in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to obtain potentially sensitive software-version information by reading the verbose response data that is provided for a request to an unspecified URL, aka Bug ID CSCuq65542.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-3411
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3398