A denial of service vulnerability exists in the DCRegister DDNS_RPC_MAX_RECV_SIZE functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Vpn | Softether | 4.41-9782-beta (including) | 4.41-9782-beta (including) |
| Vpn | Softether | 5.01.9674 (including) | 5.01.9674 (including) |
| Vpn | Softether | 5.02 (including) | 5.02 (including) |