CVE-2021-30190

CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control.

CVE-2021-30192

CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check.

CVE-2021-34584

Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.

CVE-2021-21001

On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher privileges.

CVE-2021-30189

CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.

CVE-2021-30193

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write.

CVE-2021-34578

This vulnerability allows an attacker who has access to the WBM to read and write settings-parameters of the device by sending specifically constructed requests without authentication on multiple WAGO PLCs in firmware versions up to FW07.

CVE-2021-30188

CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow.

CVE-2021-30194

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read.