A heap-based buffer overflow vulnerability exists in the vpnserver WpcParsePacket() functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to arbitrary code execution. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
https://www.softether.org/9-about/News/904-SEVPN202301
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735