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,...

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...

CVE-2025-25565

SoftEther VPN 5.02.5187 is affected by CVE-2025-25565 due to a Buffer Overflow in the Command.c file, exploitable via the PtMakeCert and PtMakeCert2048 functions. Records consistently describe a buffer overflow in these functions; the supplier disputes the claim (the provider notes the behavior c...

PT-2025-11089 · Unknown · Softether Vpn

Name of the Vulnerable Software and Affected Versions: SoftEther VPN version 5.02.5187 Description: The issue is related to a Buffer Overflow in the Command.c file, specifically via the PtMakeCert and PtMakeCert2048 functions. Recommendations: For SoftEther VPN version 5.02.5187, consider disabli...

China-Aligned MirrorFace Hackers Target EU Diplomats with World Expo 2025 Bait

The China-aligned threat actor known as MirrorFace has been observed targeting a diplomatic organization in the European Union, marking the first time the hacking crew has targeted an entity in the region. "During this attack, the threat actor used as a lure the upcoming World Expo, which will be...

CVE-2023-31192

An information disclosure vulnerability exists in the ClientConnect functionality of SoftEther VPN 5.01.9674. A specially crafted network packet can lead to a disclosure of sensitive information. An attacker can perform a man-in-the-middle attack to trigger this vulnerability...

CVE-2023-32634

An authentication bypass vulnerability exists in the CiRpcServerThread functionality of SoftEther VPN 5.01.9674 and 4.41-9782-beta. An attacker can perform a local man-in-the-middle attack to trigger this vulnerability...

CVE-2023-27516

An authentication bypass vulnerability exists in the CiRpcAccepted functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability...

CVE-2023-27516

An authentication bypass vulnerability exists in the CiRpcAccepted functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability...

CVE-2023-32634

An authentication bypass vulnerability exists in the CiRpcServerThread functionality of SoftEther VPN 5.01.9674 and 4.41-9782-beta. An attacker can perform a local man-in-the-middle attack to trigger this vulnerability...

CVE-2023-25774

A denial-of-service vulnerability exists in the vpnserver ConnectionAccept functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability...

CVE-2023-22325

A denial of service vulnerability exists in the DCRegister DDNSRPCMAXRECVSIZE 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...

CVE-2023-22325

A denial of service vulnerability exists in the DCRegister DDNSRPCMAXRECVSIZE 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...

CVE-2023-22308

An integer underflow vulnerability exists in the vpnserver OvsProcessData functionality of SoftEther VPN 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability...

Heap overflow

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...

Denial of service

A denial-of-service vulnerability exists in the vpnserver EnSafeHttpHeaderValueStr functionality of SoftEther VPN 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service...

Information disclosure

An information disclosure vulnerability exists in the CtEnumCa functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. Specially crafted network packets can lead to a disclosure of sensitive information. An attacker can send packets to trigger this vulnerability...

Denial of service

A denial of service vulnerability exists in the DCRegister DDNSRPCMAXRECVSIZE 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...

Integer overflow

An integer underflow vulnerability exists in the vpnserver OvsProcessData functionality of SoftEther VPN 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability...

Authentication flaw

An authentication bypass vulnerability exists in the CiRpcServerThread functionality of SoftEther VPN 5.01.9674 and 4.41-9782-beta. An attacker can perform a local man-in-the-middle attack to trigger this vulnerability...