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 version FW03 and prior versions. WAGO 750-363 version FW03 and prior versions. WAGO 750-823 version FW03 and prior versions. WAGO 750-832/xxx-xxx version FW03 and prior versions. WAGO 750-862 version FW03 and prior versions. WAGO 750-891 version FW03 and prior versions. WAGO 750-890/xxx-xxx version FW03 and prior versions.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-12506
• https://cert.vde.com/en-us/advisories/vde-2020-028