A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.

A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl.
related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.  

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

Siemens S7-300 central processing units (CPUs) for all versions including version 3.2.12 have a vulnerability which could allow a remote attacker to obtain credentials from the PLC if protection-level 2 is configured on the affected devices.

Siemens S7-400 central processing units (CPUs) have a vulnerability which could allow a remote attacker to obtain credentials from the PLC if protection-level 2 is configured on the affected devices.

ID	Name	Product	Family	Severity
500306	Siemens S7-300/400 PLC (CVE-2016-9159)	Tenable OT Security	Tenable.ot	medium
152	Siemens S7-300 Protection-level 2 Configuration Unspecified Remote Credential Disclosure	Nessus Network Monitor	SCADA	medium
147	Siemens S7-400 Protection-level 2 Configuration Unspecified Remote Credential Disclosure	Nessus Network Monitor	SCADA	medium

Detections

Analytics

CVE-2016-9159

medium

Tenable Plugins

medium

medium

medium