CVE-2021-40142
No fix known EPSS 3%CVSS 7.5
In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a Buffer.
Products: opcfoundation local_discover_server, siemens simatic_process_historian_opc_ua_server_firmware, siemens simatic_net_pc, siemens simatic_wincc, siemens simatic_wincc_runtime, siemens simatic_wincc_unified_scada_runtime, Siemens TeleControl Server Basic