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SySS-Advisory: MitM-vulnerability in Palo Alto Networks GlobalProtect
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Problem discovered: July 12th 2012
Vendor contacted: July 13th 2012
Advisory published: October 12th 2012
AUTHOR: Micha Borrmann (micha.borrmann@xxxxxxx)
SySS GmbH
D-72070 Tuebingen / Germany
APPLICATION: Windows Client
AFFECTED VERSION: 1.1.5-5 (32 Bit Version)
Remotely exploitable: Yes
SEVERITY: High
DESCRIPTION:
A User can not recognize an easy to perform man-in-the-middle attack,
because the client is not validate the X.509 certificate from the VPN
gateway. In an untrusted networking environment (like a Wifi hotspot),
the current VPN connection should be classified as not encrypted.
VENDOR STATUS: The vendor published a fixed version (1.1.7) at 10/12/12.
All users should update the clients soon.
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