Telecontrol Server Basic Security Vulnerabilities

CVE-2018-4835

A vulnerability has been identified in TeleControl Server Basic < V3.1. An attacker with network access to the TeleControl Server Basic's port 8000/tcp could bypass the authentication mechanism and read limited information.

CVE-2018-4836

A vulnerability has been identified in TeleControl Server Basic < V3.1. An authenticated attacker with a low-privileged account to the TeleControl Server Basic's port 8000/tcp could escalate his privileges and perform administrative operations.

CVE-2018-4837

A vulnerability has been identified in TeleControl Server Basic < V3.1. An attacker with access to the TeleControl Server Basic's webserver (port 80/tcp or 443/tcp) could cause a Denial-of-Service condition on the web server. The remaining functionality of the TeleControl Server Basic is not aff...

CVE-2019-6575

A vulnerability has been identified in SIMATIC CP 443-1 OPC UA (All versions), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V2.7), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (incl. SIPLUS variants) (All versions < V15.1 Upd 4), SIMATIC HMI Comfort P...

CVE-2021-40142

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.

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.