CVE-2021-25676 Information

Description

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.

CVSS Vector

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

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5