Improper input validation in Siemens Sinamics Sl150
CVE-2021-27388
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).
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Siemens Sinamics_sl150
- Siemens Sinamics_sl150_firmware
- Siemens Sinamics_sm150
- Siemens Sinamics_sm150_firmware
- Siemens Sinamics_sm150i
- Siemens Sinamics_sm150i_firmware
- N/a Sinamics Medium Voltage Products, Remote Access — versions SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions
Weakness classification (CWE)
References
- productcert@siemens.com (x_refsource_MISC, Not Applicable)
Frequently asked questions
- What is CVE-2021-27388?
- CVE-2021-27388 is a critical-severity vulnerability in Siemens Sinamics Sl150, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2021-06-15.
- How severe is CVE-2021-27388?
- Critical severity. CVSS v3 base score is 9.8 out of 10.