CyberRota Analysis
This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable.
CVE
CVE-2021-31337
Severity
CRITICAL
CVSS
9.8
EPSS
1.68%
Original NVD Description
The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions).
Related CVEs
Other vulnerabilities affecting the same vendor(s)