CVE-2016-1440
The proxy process on Cisco Web Security Appliance (WSA) devices through 9.1.0-070 allows remote attackers to cause a denial of service (CPU consumption) by establishing an FTP session and then improperly terminating the control connection after a file transfer, aka Bug ID CSCuy43468.
Date published : 2016-07-02
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160627-wsa