OpenVPN Authentication Flaw in Siemens RUGGEDCOM and SCALANCE Products
CVE-2025-23384

6.3MEDIUM

Key Information:

Vendor

Siemens
Status
Ruggedcom Rm1224 Lte(4g) Eu
Ruggedcom Rm1224 Lte(4g) Nam
Scalance M804pb
Scalance M812-1 Adsl-router Family
Vendor
CVE Published:
11 March 2025

What is CVE-2025-23384?

A vulnerability has been identified in multiple Siemens RUGGEDCOM and SCALANCE devices that fail to properly validate usernames during OpenVPN authentication. This weakness allows attackers to exploit the server's handling of partial invalid usernames, potentially leading to unauthorized access or other malicious activities. Users are advised to take immediate action by upgrading to version V8.2.1 or later to mitigate this risk effectively.

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Affected Version(s)

RUGGEDCOM RM1224 LTE(4G) EU 0

RUGGEDCOM RM1224 LTE(4G) NAM 0

SCALANCE M804PB 0

References

https://cert-portal.siemens.com/productcert/html/ssa-2808...

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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