CRLF injection vulnerability in +webvpn+/index.html in WebVPN on Cisco Adaptive Security Appliances (ASA) 5580 series devices with software before 8.1(2) allows remote attackers to inject arbitrary HTTP headers as demonstrated by a redirect attack involving a %0d%0aLocation%3a sequence in a URI, or conduct HTTP response splitting attacks via unspecified vectors, aka Bug ID CSCsr09163.
https://exchange.xforce.ibmcloud.com/vulnerabilities/59850
http://www.securityfocus.com/archive/1/512023/100/0/threaded
http://www.secureworks.com/ctu/advisories/SWRX-2010-001
http://www.cisco.com/en/US/docs/security/asa/asa81/release/notes/asarn812.html