CyberRota Analysis
AI analysis pending.
CVE
CVE-2013-6920
Severity
HIGH
CVSS
10
EPSS
3.23%
Original NVD Description
Siemens SINAMICS S/G controllers with firmware before 4.6.11 do not require authentication for FTP and TELNET sessions, which allows remote attackers to bypass intended access restrictions via TCP traffic to port (1) 21 or (2) 23.