CVE-2021-45117
https://notcve.org/view.php?id=CVE-2021-45117
The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference. Los stubs de pila ANSI C autogenerados por OPC (en los NodeSets) no manejan todos los casos de error. Esto puede conllevar a una desreferencia de puntero NULL • https://cert-portal.siemens.com/productcert/pdf/ssa-285795.pdf https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-45117.pdf https://www.youtube.com/watch?v=qv-RBdCaV4k • CWE-476: NULL Pointer Dereference •
CVE-2019-6568
https://notcve.org/view.php?id=CVE-2019-6568
The webserver of the affected devices contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation which leads to a restart of the webserver of the affected device. The security vulnerability could be exploited by an attacker with network access to the affected systems. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. SIPLUS), paneles exteriores SIMATIC HMI Comfort de 7" y 15" (incl. variantes SIPLUS), paneles SIMATIC HMI Comfort de 4" - 22" (incl. variantes SIPLUS), paneles SIMATIC ET 200SP Open Controller CPU 1515SP PC SIPLUS), paneles móviles SIMATIC HMI KTP KTP400F, KTP700, KTP700F, KTP900 y KTP900F, SIMATIC IPC DiagMonitor, SIMATIC RF182C, SIMATIC RF185C, SIMATIC RF186C, SIMATIC RF188C, familia SIMATIC RF600R, familia de CPUs SIMATIC S7-1500 (incl. • https://cert-portal.siemens.com/productcert/pdf/ssa-480230.pdf https://cert-portal.siemens.com/productcert/pdf/ssa-530931.pdf • CWE-125: Out-of-bounds Read •