CVE-2021-22786
https://notcve.org/view.php?id=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) • https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-221-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-221-04-Modicon_Controllers_Ethernet_Modules_Security_Notification.pdf • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVE-2022-37301
https://notcve.org/view.php?id=CVE-2022-37301
A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part numbers BMXP34*)(V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*)(V3.22 and prior), Legacy Modicon Quantum/Premium(All Versions), Modicon Momentum MDI (171CBU*)(All Versions), Modicon MC80 (BMKC80)(V1.7 and prior) Existe una vulnerabilidad CWE-191: Integer Underflow (Wrap o Wraparound) que podría causar una Denegación de Servicio (DoS) del controlador debido a violaciones de acceso a la memoria cuando se utiliza el protocolo Modbus TCP. Productos afectados: CPU Modicon M340 (números de pieza BMXP34*)(V3.40 y anteriores), CPU Modicon M580 (números de pieza BMEP* y BMEH*)(V3.22 y anteriores), Modicon Quantum/Premium heredado (todas las versiones), Modicon Momentum MDI (171CBU*)(todas las versiones), Modicon MC80 (BMKC80)(V1.7 y anteriores) • https://www.se.com/us/en/download/document/SEVD-2022-221-02 • CWE-191: Integer Underflow (Wrap or Wraparound) •