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Fencer Intel
critical 9.8

CVE-2025-41730 json

Stack-based buffer overflow via unsafe sscanf in check_account()

published 10mo ago modified last mo. also EUVD-2025-202415

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

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.

Patch / fix

  • WAGO Indsutrial-Managed-Switches 02.64

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
10mo ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • WAGO Indsutrial-Managed-Switches

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.