Remote Code Execution Vulnerability in LOGO! Devices from Siemens
CVE-2025-40816

7.2HIGH

Key Information:

Vendor

Siemens
Status
Logo! 12/24rce
Logo! 12/24rceo
Logo! 230rce
Logo! 230rceo
Vendor
CVE Published:
11 November 2025

What is CVE-2025-40816?

A vulnerability in various Siemens LOGO! devices allows an unauthenticated remote attacker to manipulate the device's IP address due to insufficient validation checks. This could render the device unreachable, potentially disrupting operations.

Affected Version(s)

LOGO! 12/24RCE 0

LOGO! 12/24RCEo 0

LOGO! 230RCE 0

References

https://cert-portal.siemens.com/productcert/html/ssa-2670...

CVSS V4

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-40816 : Remote Code Execution Vulnerability in LOGO! Devices from Siemens