VendorsSoftEthervpn5.02.5187
Vulnerabilities

SoftEther VPN 5.02.5187

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

4CVEs
CVE-2025-25565
SoftEther VPN 5.02.5187 is vulnerable to Buffer Overflow in the Command.c file via the PtMakeCert and PtMakeCert2048 functions. NOTE: the Supplier disputes this because the behavior only allows a user to attack himself by typing a long string on a command line.
Published 2025-03-12 · Modified
9.8EPSS 0.006
CVE-2025-25567
SoftEther VPN 5.02.5187 is vulnerable to Buffer Overflow in Internat.c via the UniToStrForSingleChars function. NOTE: the Supplier disputes this because the behavior only enables a local user to attack himself through the UI,
Published 2025-03-12 · Modified
9.8EPSS 0.006
CVE-2025-25568
SoftEtherVPN 5.02.5187 is vulnerable to Use after Free in the Command.c file via the CheckNetworkAcceptThread function. NOTE: the Supplier disputes this because the use-after-free is not in the VPN software, but is instead in a separate tool that has no untrusted input and runs under the user's own privileges (it is a stress-testing tool for a networking stack).
Published 2025-03-12 · Modified
9.8EPSS 0.006
CVE-2025-25566
Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of service via the UnixMemoryAlloc function. NOTE: the Supplier disputes this because the behavior is limited to a single allocation of a few hundred bytes with a command-line tool.
Published 2025-03-12 · Modified
5.6EPSS 0.003