OPC Classic Network Security Bypass

The vulnerability of OPC Classic standard implementations in network interfaces of Tofino Xenon Security Appliance, Tofino Argon Security Appliance, and EAGLE 20 Tofino is related to security configuration errors. Exploiting this vulnerability allows a malicious actor to circumvent existing...

PT-2022-5663

Name of the Vulnerable Software and Affected Versions Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 versions prior to 03.23 Belden Tofino Xenon Security Appliance affected versions not specified Tofino Argon Security Appliance affected versions not specified EAGLE 20 Tofino affected...

Belden Hirschmann Tofino Xenon Security Appliance Firewall Bypass Vulnerability

The Tofino Xenon security appliance is the ideal solution for segmenting control networks into secure zones. A firewall bypass vulnerability exists in the Tofino Xenon security appliance prior to version 03.2.00. The vulnerability is due to a design flaw in the OPC classic and custom netfilter...

Design/Logic Flaw

An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Design flaws in OPC classic and in custom netfilter modules allow an attacker to remotely activate rules on the firewall and to connect to any TCP port of a protected asset, thus bypassing the...

CVE-2017-11402

An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Design flaws in OPC classic and in custom netfilter modules allow an attacker to remotely activate rules on the firewall and to connect to any TCP port of a protected asset, thus bypassing the...

CVE-2017-11402

The CVE affects Belden Hirschmann Tofino Xenon Security Appliance versions before 03.2.00. The root cause is design flaws in OPC Classic and in custom netfilter modules, which allow an attacker to remotely activate firewall rules and connect to any TCP port of a protected asset, effectively bypas...

PT-2017-3322

Name of the Vulnerable Software and Affected Versions Belden Hirschmann Tofino Xenon Security Appliance versions prior to 03.2.00 Description The issue is related to design flaws in OPC classic and custom netfilter modules, allowing an attacker to remotely activate rules on the firewall and conne...