CVE-2025-41659 — HIGH (8.3)

Vulnerability Description

A low-privileged attacker can remotely access the PKI folder of the CODESYS Control runtime system and thus read and write certificates and its keys. This allows sensitive data to be extracted or to accept certificates as trusted. Although all services remain available, only unencrypted communication is possible if the certificates are deleted.

CVSS Score

8.3

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

LOW

Related Weaknesses (CWE)

CWE-732

References

https://certvde.com/de/advisories/VDE-2025-051

FAQ

What is CVE-2025-41659?

CVE-2025-41659 is a vulnerability with a CVSS score of 8.3 (HIGH). A low-privileged attacker can remotely access the PKI folder of the CODESYS Control runtime system and thus read and write certificates and its keys. This allows sensitive data to be extracted or to a...

How severe is CVE-2025-41659?

CVE-2025-41659 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-41659?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.