CVE-2023-32634 - CVE House
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Status published High CVE-2023-32634

An authentication bypass vulnerability exists in the CiRpcServerThread() functionality of...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Discovered by Lilith >_> of Cisco Talos.

References

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Affected Vendor

SoftEther VPN

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Affected Software

SoftEther VPN
Vulnerable Versions:
4.41-9782-beta, 5.01.9674

Timeline

Official Publish: October 12th, 2023
Last Modified: November 4th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-300

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.