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Fencer Vulns
high 7.5

CVE-2025-41664 json

Improper Permission Handling Enables Unauthorized Access to Firmware and Certificates

published 2025-09-08 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-27114

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

A low-privileged remote attacker could gain unauthorized access to critical resources, such as firmware and certificates, due to improper permission handling during the runtime of services (e.g., FTP/SFTP). This access could allow the attacker to escalate privileges and modify firmware.

Patch / fix

  • WAGO Coupler 0750-0362 FW13
  • WAGO Coupler 0750-0362/0000-0001 FW13
  • WAGO Coupler 0750-0362/0040-0000 FW13
  • WAGO Coupler 0750-0362/K013-1080 FW13
  • WAGO Coupler 0750-0362/K019-7576 FW13
  • WAGO Coupler 0750-0363 FW13
  • WAGO Coupler 0750-0363/0040-0000 FW13
  • WAGO Coupler 0750-0364/0040-0010 FW13
  • WAGO Coupler 0750-0365/0040-0010 FW13
  • WAGO Coupler 0750-0366 FW13

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
14 mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • WAGO Coupler 0750-0362
  • WAGO Coupler 0750-0362/0000-0001
  • WAGO Coupler 0750-0362/0040-0000
  • WAGO Coupler 0750-0362/K013-1080
  • WAGO Coupler 0750-0362/K019-7576
  • WAGO Coupler 0750-0363
  • WAGO Coupler 0750-0363/0040-0000
  • WAGO Coupler 0750-0364/0040-0010
  • WAGO Coupler 0750-0365/0040-0010
  • WAGO Coupler 0750-0366

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource

References

Sources

Fencer Vulns 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.