CVE-2021-20168

6.8 mediumEPSS 0.3%

Medium (6.8) in netgear rax43 firmware. EPSS 0.3% chance of exploitation in the next 30 days.

Netgear RAX43 version 1.0.3.96 does not have sufficient protections to the UART interface. A malicious actor with physical access to the device is able to connect to the UART port via a serial connection, login with default credentials, and execute commands as the root user. These default credentials are admin:admin.

Severity

CVSS 3.1

6.8 medium

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-287
Published: 2021-12-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

netgear:rax43_firmware

References

https://www.tenable.com/security/research/tra-2021-55
https://www.tenable.com/security/research/tra-2021-55

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