The Attachmate Verastream Host Integrator (VHI) is vulnerable to arbitrary file uploads and execution.
CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') - CVE-2013-3626
The Attachmate VHI Session Server, on all platforms, allows unauthenticated remote attackers to write arbitrary files on the machine in which the product is installed by sending a specially crafted message to the VHI Session Server. The affected versions are:
An attacker may be able to gain complete control of the server on which the application is installed.
Apply a Hotfix
Attachmate has released a hotfix to address this issue while a patch is being developed. The hotfix can be found at: <http://support.attachmate.com/techdocs/2700.html>
Vendor| Status| Date Notified| Date Updated
Attachmate| | 02 Oct 2013| 10 Oct 2013
If you are a vendor and your product is affected, let us know.
Group | Score | Vector
Base | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C
Temporal | 7.5 | E:POC/RL:TF/RC:C
Environmental | 1.9 | CDP:N/TD:L/CR:ND/IR:ND/AR:ND
Thanks to Arnold Geels of Attachmate for reporting this vulnerability.
This document was written by Chris King.