Man-in-the-Middle (MitM) attack in SoftEther VPN - CVE-2023-32634

 

Man-in-the-Middle (MitM) attack in SoftEther VPN - CVE-2023-32634

Published: July 3, 2023


Vulnerability identifier: #VU77848
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-32634
CWE-ID: CWE-300
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: SoftEther VPN Project
Affected software:
SoftEther VPN

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.

The vulnerability exists due to using insecure protocols. A remote attacker can perform a man-in-the-middle attack on communication between the administrator and the VPN Client process.


How to mitigate CVE-2023-32634

Install updates from vendor's website.

Sources