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Twincat Opc Ua Server

twincat_opc_ua_server

Vendor: Beckhoff • 1 CVE

CVEs (1)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
CVE-2020-12526
1Beckhoff
3Ipc Diagnostics Ua Server
Tf6100Twincat Opc Ua Server
Jun 17, 2026
May 13, 2021
N/A· v4
5.3 MEDIUM· v3
5.0 MEDIUM· v2
TwinCAT OPC UA Server in versions up to 2.3.0.12 and IPC Diagnostics UA Server in versions up to 3.1.0.1 from Beckhoff Automation GmbH & Co. KG are vulnerable to denial of service attacks. The attacker needs to send seve...Show more
TwinCAT OPC UA Server in versions up to 2.3.0.12 and IPC Diagnostics UA Server in versions up to 3.1.0.1 from Beckhoff Automation GmbH & Co. KG are vulnerable to denial of service attacks. The attacker needs to send several specifically crafted requests to the running OPC UA server. After some of these requests the OPC UA server is no longer responsive to any client. This is without effect to the real-time functionality of IPCs.Show less