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CVE-2021-25676

Published: Mar 15, 2021Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-307
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.3%
Top 33.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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 Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-307

Affected Products

RUGGEDCOM RM1224SiemensICS / OT / IoT
SCALANCE M-800SiemensICS / OT / IoT
SCALANCE S615SiemensICS / OT / IoT
SCALANCE SC-600SiemensICS / OT / IoT
ruggedcom rm1224 firmwaresiemensICS / OT / IoT
siemenscommercialDEEnterprise Softwareaka siemens ag
and 3 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf
cert-portal.siemens.com
https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02
us-cert.cisa.gov
https://cert-portal.siemens.com/productcert/csaf/ssa-296266.json
cert-portal.siemens.com
and 12 more references View all →

Timeline

Published
Mar 15, 2021
Last Updated
Nov 21, 2024

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