7.5

CVE-2021-25676

A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically.

Data is provided by the National Vulnerability Database (NVD)
Siemens ≫ Ruggedcom Rm1224 Firmware Version6.3
   Siemens ≫ Ruggedcom Rm1224 Version-
Siemens ≫ Scalance M-800 Firmware Version6.3
   Siemens ≫ Scalance M-800 Version-
Siemens ≫ Scalance S615 Firmware Version6.3
   Siemens ≫ Scalance S615 Version-
Siemens ≫ Scalance Sc-600 Firmware Version >= 2.1 < 2.1.3
   Siemens ≫ Scalance Sc-600 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.24% 0.446
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-307 Improper Restriction of Excessive Authentication Attempts

The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.

https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02
Third Party Advisory
US Government Resource