BaseFortify

Publication date: 2025-12-10

Last updated on: 2025-12-19

Assigner: CERT VDE

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 Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-12-10

Last Modified

2025-12-19

Generated

2026-07-06

AI Q&A

2025-12-10

EPSS Evaluated

2026-07-05

NVD

CVE-2025-41730

Affected Vendors & Products

Vendor	Product	Version / Range
wago	0852-1328_firmware	to 02.64 (exc)
wago	0852-1328	*
wago	0852-1322_firmware	to 02.64 (exc)
wago	0852-1322	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-121	A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability allows an unauthenticated remote attacker to exploit unsafe sscanf calls within the check_account() function. By doing so, the attacker can write arbitrary data into fixed-size stack buffers, which can lead to full device compromise.

Impact Analysis

The vulnerability can lead to full device compromise, meaning an attacker could gain complete control over the affected device remotely without authentication.

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