CVE-2023-32634

HIGH EPSS 34.3%
Published Oct 12, 20232y ago · Modified Jun 17, 20262w ago
7.4 CVSS 3.1
High
Find Similar
Published Oct 12, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.4
Exploitability
1.4
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
34.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-300

Affected Products 2

VendorProductVersionRange
softethervpn4.41-9782any
softethervpn5.01.9674any

References 3

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

Remediation

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