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CVE-2021-20172

7.8 · HIGH

All known versions of the Netgear Genie Installer for macOS contain a local privilege escalation vulnerability.

Published Dec 30, 2021CWE-732EPSS 0.29%

Overview

CVE-2021-20172 is a high-severity vulnerability. It was published on December 30, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

All known versions of the Netgear Genie Installer for macOS contain a local privilege escalation vulnerability. The installer of the macOS version of Netgear Genie handles certain files in an insecure way. A malicious actor who has local access to the endpoint on which the software is going to be installed may overwrite certain files to obtain privilege escalation to root.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.tenable.com/security/research/tra-2021-56Refwww.tenable.com/security/research/tra-2021-56

How CyberStrike helps

Frequently asked questions

What is CVE-2021-20172?

CVE-2021-20172 is a high-severity vulnerability. It was published on December 30, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-20172?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-20172?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-20172?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-20172 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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