Cato CTRL Threat Brief: CVE-2024-3661 – VPN Vulnerability (“TunnelVision”)
CATO Networks
MAY 23, 2024
Details of the attack When a VPN client operates, it begins by creating an encrypted version of the original packet received from its virtual network interface. This encrypted packet is then encapsulated within the VPN protocol layer, allowing secure communication with the VPN server.
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