|Date: (C)2011-06-02 (M)2017-08-29|
|CVSS Score: 7.6||Access Vector: NETWORK|
|Exploitability Subscore: 4.9||Access Complexity: HIGH|
|Impact Subscore: 10.0||Authentication: NONE|
| ||Confidentiality: COMPLETE|
| ||Integrity: COMPLETE|
| ||Availability: COMPLETE|
The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.3.185 on Windows, and on Windows Mobile, downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a certain ActiveX control in vpnweb.ocx, aka Bug ID CSCsy00904.