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CRITICAL · 9.8

CVE-2025-41730

An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.

Vulnerability Description

An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Wago0852-1328 Firmware< 02.64
Wago0852-1328-
Wago0852-1322 Firmware< 02.64
Wago0852-1322-

Related Weaknesses (CWE)

CWE-121CWE-787

References

FAQ

What is CVE-2025-41730?

CVE-2025-41730 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.

How severe is CVE-2025-41730?

CVE-2025-41730 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-41730?

Check the references section above for vendor advisories and patch information. Affected products include: Wago 0852-1328 Firmware, Wago 0852-1328, Wago 0852-1322 Firmware, Wago 0852-1322.