Vigil@nce - Cisco AnyConnect Secure Mobility Client: directory traversal of Hostscan
April 2015 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can traverse directories in Hostscan of Cisco
AnyConnect Secure Mobility Client, in order to read a file outside
the service root path.
Impacted products: AnyConnect VPN Client
Severity: 2/4
Creation date: 18/03/2015
DESCRIPTION OF THE VULNERABILITY
The Cisco AnyConnect Secure Mobility Client product offers a web
service.
However, user’s data are directly inserted in an access path.
Sequences such as "/.." can thus be used to go in the upper
directory.
An attacker can therefore traverse directories in Hostscan of
Cisco AnyConnect Secure Mobility Client, in order to read a file
outside the service root path.
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