CVE-2021-27388 Information

Description

SINAMICS medium voltage routable products are affected by a vulnerability in the Sm@rtServer component for remote access that could allow an unauthenticated attacker to cause a denial-of-service condition and/or execution of limited configuration modifications and/or execution of limited control commands on the SINAMICS Medium Voltage Products Remote Access (SINAMICS SL150: All versions SINAMICS SM150: All versions SINAMICS SM150i: All versions).

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-21-131-04

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8