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HIGH · 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 att...

Vulnerability 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 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
SiemensRuggedcom Rm1224 Firmware6.3
SiemensRuggedcom Rm1224-
SiemensScalance M-800 Firmware6.3
SiemensScalance M-800-
SiemensScalance S615 Firmware6.3
SiemensScalance S615-
SiemensScalance Sc-600 Firmware>= 2.1, < 2.1.3
SiemensScalance Sc-600-

Related Weaknesses (CWE)

CWE-307

References

FAQ

What is CVE-2021-25676?

CVE-2021-25676 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 att...

How severe is CVE-2021-25676?

CVE-2021-25676 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25676?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Ruggedcom Rm1224 Firmware, Siemens Ruggedcom Rm1224, Siemens Scalance M-800 Firmware, Siemens Scalance M-800, Siemens Scalance S615 Firmware.