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CVE-2021-23147

Published: Dec 30, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-287
NVD MITRE
6.8CVSSMEDIUM
EPSS Score
0.4%
Top 71.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Netgear Nighthawk R6700 version 1.0.4.120 does not have sufficient protections for the UART console. A malicious actor with physical access to the device is able to connect to the UART port via a serial connection and execute commands as the root user without authentication.

CVSS Vector Breakdown

AV:PAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:PAttack Vector
Physical
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-287

Affected Products

r6700 firmwarenetgearNetworking Infrastructure
Netgear Nighthawk R6700n/a
netgearcommercialUSNetworking Infrastructureaka net gear

Attack Graph

Products CVE Techniques Tactics

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

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://www.tenable.com/security/research/tra-2021-57
tenable.com

Timeline

Published
Dec 30, 2021
Last Updated
Nov 21, 2024

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