A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 CPU family (incl. SIPLUS variants) (All versions), SIMATIC WinAC RTX (F) 2010 (All versions), SINUMERIK 840D sl (All versions). 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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published: 2020-09-09T18:13:11

Updated: 2024-08-04T13:22:30.753Z

Reserved: 2020-07-15T00:00:00

Link: CVE-2020-15791

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-09-09T19:15:20.663

Modified: 2020-12-14T22:15:14.737

Link: CVE-2020-15791

cve-icon Redhat

No data.