What’s Vulnerable › Vulnerabilities

CVE-2021-20168

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-30 · updated 2026-06-17
• Weakness: CWE-287

Description

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.

Affected products

• Netgear RAX43: 1.0.3.96

References

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

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