Medium severity6.8NVD Advisory· Published Dec 30, 2021· Updated Jun 17, 2026
CVE-2021-23147
CVE-2021-23147
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.
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Affected products
3- cpe:2.3:o:netgear:r6700_firmware:1.0.4.120:*:*:*:*:*:*:*
- Netgear/Nighthawk R6700description
- Range: 1.0.4.120
Patches
Vulnerability mechanics
References
1- www.tenable.com/security/research/tra-2021-57nvdThird Party Advisory
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