CVE-2023-32634

7.8 HIGH

Published: October 12, 2023 Modified: November 04, 2025

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1755

Source: talos-cna@cisco.com

Exploit Third Party Advisory

https://www.softether.org/9-about/News/904-SEVPN202301

Source: talos-cna@cisco.com

Patch Vendor Advisory

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1755

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit Third Party Advisory

https://www.softether.org/9-about/News/904-SEVPN202301

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1755

Source: af854a3a-2127-422b-91ae-364da2661108

5 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.8 / 10.0

EPSS (Exploit Probability)

0.0%

9th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-300

Affected Vendors

softether

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