March 22, 2024
Severity High Analysis Summary Ducktail Malware is a malicious program designed by hackers to infiltrate computers and networks globally. Ducktail malware is typically delivered through a […]
Rewterz Threat Advisory – CVE-2020-0664 – Active Directory Information Disclosure Vulnerability
September 9, 2020
Rewterz Threat Advisory – Siemens SIMATIC RTLS Locating Manager
September 9, 2020
Rewterz Threat Advisory – CVE-2020-0664 – Active Directory Information Disclosure Vulnerability
September 9, 2020
Rewterz Threat Advisory – Siemens SIMATIC RTLS Locating Manager
September 9, 2020
Severity
Medium
Analysis Summary
The authentication protocol between a client and a PLC via Port 102/TCP (ISO-TSAP) insufficiently protects the transmitted password. This could allow an attacker that is able to intercept the network traffic to obtain valid PLC credentials.
Impact
Credential disclosure
Affected Vendors
Siemens
Affected Products
- SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) All versions
- SIMATIC S7-400 CPU family (incl. SIPLUS variants) All versions
Remediation
Siemens has identified the following specific workarounds and mitigations users can apply to reduce the risk:
- Apply defense-in-depth concepts.
- Apply cell protection concepts.
- For SIMATIC S7-CPU 410 CPUs: Activate field interface security in PCS 7 v9.0, and use a CP443-1 Adv. to communicate with ES/OS.