What’s Vulnerable › Vulnerabilities

CVE-2023-32634

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-12 · updated 2026-06-17
• Weakness: CWE-300

Description

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.

Affected products

• SoftEther VPN: 4.41-9782-beta, 5.01.9674

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1755
• https://www.softether.org/9-about/News/904-SEVPN202301
• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1755
• https://www.softether.org/9-about/News/904-SEVPN202301
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1755

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