CVE-2021-22779
Authentication Bypass by Spoofing vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), Ec…
Impact
Authentication Bypass by Spoofing vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), EcoStruxure Control Expert V15.0 SP1, EcoStruxure Process Expert (all versions, including all versions of EcoStruxure Hybrid DCS), SCADAPack RemoteConnect for x70 (all versions), Modicon M580 CPU (all versions - part numbers BMEP* and BMEH*), Modicon M340 CPU (all versions - part numbers BMXP34*), that could cause unauthorized access in read and write mode to the controller by spoofing the Modbus communication between the engineering software and the controller.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Schneider-Electric | Ecostruxure Control Expert | before 15.0 Version 15.0 |
| Schneider-Electric | Ecostruxure Process Expert | All versions |
| Schneider-Electric | Remoteconnect | All versions |
| Schneider-Electric | Modicon M580 Bmep581020 Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep581020h Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep582020 Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep582020h Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep582040 Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep582040h Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep582040s Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep583020 Firmware | All versions |
| Schneider-Electric | Modicon M580 Bmep583040 Firmware | All versions |