CVE-2014-0789: Schneider Electric Opc Factory Server Tlxcdlfofs

High severity, CVSS 7.8. EPSS: 2.5% chance of exploitation in the next 30 days.

Multiple buffer overflows in the OPC Automation 2.0 Server Object ActiveX control in Schneider Electric OPC Factory Server (OFS) TLXCDSUOFS33 3.5 and earlier, TLXCDSTOFS33 3.5 and earlier, TLXCDLUOFS33 3.5 and earlier, TLXCDLTOFS33 3.5 and earlier, and TLXCDLFOFS33 3.5 and earlier allow remote attackers to cause a denial of service via long arguments to unspecified functions.

Affected products

• Schneider Electric Opc Factory Server Tlxcdlfofs: up to and including 3.35
• Schneider Electric Opc Factory Server Tlxcdltofs: up to and including 3.35
• Schneider Electric Opc Factory Server Tlxcdluofs: up to and including 3.35
• Schneider Electric Opc Factory Server Tlxcdstofs: up to and including 3.35
• Schneider Electric Opc Factory Server Tlxcdsuofs: up to and including 3.35

Published 2014-04-04. Last modified 2026-06-17.