CVE-2021-22786
A CWE-200: Information Exposure vulnerability exists that could cause the exposure of sensitive information stored on the memory of the controller when communicating over the Modbus TCP protocol. Affected Products: Modicon M340 CPU (part numbers BMXP34*) (Versions prior to V3.30), Modicon M580 CPU (part numbers BMEP* and BMEH*) (Versions prior to SV3.20), Modicon MC80 (BMKC80) (Versions prior to V1.6), Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) (All Versions), Modicon Momentum MDI (171CBU*) (Versions prior to V2.3), Legacy Modicon Quantum (All Versions)
- Score
- CVSS 3.1 7.5 High
- Status
- Modified - cybersecurity@se.com
- Published
- 2023-02-01
- Last modified
- 2025-02-05
- Weaknesses
- CWE-200
Affected products
- Modicon M340 Bmxp341000 Firmware (Schneider-electric)
- Modicon M340 Bmxp342000 Firmware (Schneider-electric)
- Modicon M340 Bmxp3420102 Firmware (Schneider-electric)
- Modicon M340 Bmxp342010 Firmware (Schneider-electric)
- Modicon M340 Bmxp342020 Firmware (Schneider-electric)
- Modicon M340 Bmxp342020h Firmware (Schneider-electric)
- Modicon M340 Bmxp3420302 Firmware (Schneider-electric)
- Modicon M340 Bmxp3420302h Firmware (Schneider-electric)
- Modicon M340 Bmxp342030 Firmware (Schneider-electric)
- Modicon M340 Bmxp342030h Firmware (Schneider-electric)
- Modicon M580 Bmeh582040 Firmware (Schneider-electric)
- Modicon M580 Bmeh582040c Firmware (Schneider-electric)
- Modicon M580 Bmeh582040s Firmware (Schneider-electric)
- Modicon M580 Bmeh584040 Firmware (Schneider-electric)
- Modicon M580 Bmeh584040c Firmware (Schneider-electric)
- Modicon M580 Bmeh584040s Firmware (Schneider-electric)
- Modicon M580 Bmeh586040 Firmware (Schneider-electric)
- Modicon M580 Bmeh586040c Firmware (Schneider-electric)
- Modicon M580 Bmeh586040s Firmware (Schneider-electric)
- Modicon M580 Bmep581020 Firmware (Schneider-electric)
- Modicon M580 Bmep581020h Firmware (Schneider-electric)
- Modicon M580 Bmep582020 Firmware (Schneider-electric)
- Modicon M580 Bmep582020h Firmware (Schneider-electric)
- Modicon M580 Bmep582040 Firmware (Schneider-electric)
- Modicon M580 Bmep582040h Firmware (Schneider-electric)
- Modicon M580 Bmep582040s Firmware (Schneider-electric)
- Modicon M580 Bmep583020 Firmware (Schneider-electric)
- Modicon M580 Bmep583040 Firmware (Schneider-electric)
- Modicon M580 Bmep584020 Firmware (Schneider-electric)
- Modicon M580 Bmep584040 Firmware (Schneider-electric)
- Modicon M580 Bmep584040s Firmware (Schneider-electric)
- Modicon M580 Bmep585040 Firmware (Schneider-electric)
- Modicon M580 Bmep585040c Firmware (Schneider-electric)
- Modicon M580 Bmep586040 Firmware (Schneider-electric)
- Modicon M580 Bmep586040c Firmware (Schneider-electric)
- Modicon Mc80 Bmkc8020301 Firmware (Schneider-electric)
- Modicon Mc80 Bmkc8020310 Firmware (Schneider-electric)
- Modicon Mc80 Bmkc8030311 Firmware (Schneider-electric)
- Modicon Momentum 171cbu78090 Firmware (Schneider-electric)
- Modicon Momentum 171cbu98090 Firmware (Schneider-electric)
- Modicon Momentum 171cbu98091 Firmware (Schneider-electric)
- Legacy Modicon Quantum (Schneider Electric)
- Modicon M340 Cpu Part Numbers Bmxp34 (Schneider Electric)
- Modicon M580 Cpu Part Numbers Bmep And Bmeh (Schneider Electric)
- Modicon M580 Cpu Safety Part Numbers Bmep58s And Bmeh58s (Schneider Electric)
- Modicon Mc80 Bmkc80 (Schneider Electric)
- Modicon Momentum Cpu 171cbu (Schneider Electric)
References
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-221-04&p_enDocType=Security+and+Safety+Notice&p_File_…