Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to recover the system. PROFIBUS interfaces are not affected.

Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to recover the system. PROFIBUS interfaces are not affected.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

A vulnerability has been identified in SIMATIC CP 343-1 Std (All versions), SIMATIC CP 343-1 Lean (All versions), SIMATIC CP 343-1 Adv (All versions), SIMATIC CP 443-1 Std (All versions < V3.2.17), SIMATIC CP 443-1 Adv (All versions < V3.2.17), SIMATIC CP 443-1 OPC-UA (All versions), SIMATIC CP 1243-1 (All versions < V2.1.82), SIMATIC CP 1243-1 IRC (All versions < V2.1.82), SIMATIC CP 1243-1 IEC (All versions), SIMATIC CP 1243-1 DNP3 (All versions), SIMATIC CM 1542-1 (All versions < V2.0), SIMATIC CM 1542SP-1 (All versions < V1.0.15), SIMATIC CP 1542SP-1 IRC (All versions < V1.0.15), SIMATIC CP 1543SP-1 (All versions < V1.0.15), SIMATIC CP 1543-1 (All versions < V2.1), SIMATIC RF650R (All versions < V3.0), SIMATIC RF680R (All versions < V3.0), SIMATIC RF685R (All versions < V3.0), SIMATIC CP 1616 (All versions < V2.7), SIMATIC CP 1604 (All versions < V2.7), SIMATIC DK-16xx PN IO (All versions < V2.7), SCALANCE X-200 (All versions < V5.2.2)

ID	Name	Product	Family	Type	Severity
500218	Siemens PROFINET DCP Uncontrolled Resource Consumption (CVE-2017-2681)	Tenable OT Security	Tenable.ot	Remote	medium
720111	Siemens Multiple Devices Profinet DCP Denial of Service	Nessus Network Monitor	SCADA		medium

Detections

Analytics

CVE-2017-2681

high

Tenable Plugins

medium

medium