CVE-2020-12506

CRITICAL

WAGO 750-8XX Series < FW03 - Unauthenticated Settings Modification

Title source: llm

Description

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions.

References (1)

Core 1

Core References

Third Party Advisory x_refsource_confirm

https://cert.vde.com/en-us/advisories/vde-2020-028

Scores

CVSS v3 9.1

EPSS 0.0145

EPSS Percentile 70.1%

Attack Vector NETWORK

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

Details

CWE

CWE-306

Status published

Products (7)

wago/750-362_firmware < fw03

wago/750-363_firmware < fw03

wago/750-823_firmware < fw03

wago/750-832_firmware < fw03

wago/750-862_firmware < fw03

wago/750-890_firmware < fw03

wago/750-891_firmware < fw03

Published Sep 30, 2020

Tracked Since Feb 18, 2026