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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf	Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02	Third Party Advisory US Government Resource

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:siemens:ruggedcom_rm1224_firmware:6.3:*:*:*:*:*:*:*

cpe:2.3:h:siemens:ruggedcom_rm1224:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:siemens:scalance_m-800_firmware:6.3:*:*:*:*:*:*:*

cpe:2.3:h:siemens:scalance_m-800:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:siemens:scalance_s615_firmware:6.3:*:*:*:*:*:*:*

cpe:2.3:h:siemens:scalance_s615:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:siemens:scalance_sc-600_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:scalance_sc-600:-:*:*:*:*:*:*:*

Information

Published : 2021-03-15 10:15

Updated : 2021-04-20 10:41

NVD link : CVE-2021-25676

Mitre link : CVE-2021-25676

JSON object : View

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

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Products Affected

siemens

ruggedcom_rm1224_firmware
ruggedcom_rm1224
scalance_sc-600_firmware
scalance_sc-600
scalance_m-800
scalance_s615_firmware
scalance_m-800_firmware
scalance_s615

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