PT-2023-3941 · Kepware · Kepserverex

Name of the Vulnerable Software and Affected Versions: KEPServerEX versions 6.0 through 6.14.263 Description: The issue is related to the implementation of the OPC UA protocol in KEPServerEX, which can lead to uncontrolled resource consumption. This occurs because KEPServerEX does not implement a...

CVE-2021-30062

On Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 before 03.23 and Belden Tofino Xenon Security Appliance, crafted OPC packets can bypass the OPC enforcer...

Siemens SIMATIC OPC UA 安全漏洞

The Siemens SIMATIC CP443-1 OPC UA9 is a communication processor from Siemens, Germany. A security vulnerability exists in OPC UA. The vulnerability stems from the program's susceptibility to uncontrolled recursion, which can be exploited by an attacker to trigger a stack overflow...

Motives Behind Havex ICS Malware Campaign Remain a Mystery

Since Stuxnet there have been few confirmed reports of malware targeting particular industrial control system software. But now we have a campaign using the Havex remote access Trojan that has three European energy sector vendors in its crosshairs—or does it? The outbreak, reported by security...