Auth bypass in Siemens Sinamics G110
CVE-2013-6920
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.
Vulnerability class: Broken Authentication
EPSS: 0.032 (87.0th percentile) — read the EPSS interpretation.
Affected products
Weakness classification (CWE)
References
- cve@mitre.org (US Government Resource, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM)