GRE/GRE6, 4in6 and 6in4, and were given these identifiers: CVE-2024-7595, CVE-2025-23018, CVE-2025-23019 and CVE-2024-7596. VPN tunneling protocols are methods used to securely transmit data ...
Often used to set up VPNs, IPsec encrypts IP packets ... can in some cases lead to VPN leakage,” he added. Tunneling protocols – including IPIP and GRE — are an essential backbone of the ...