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CVE-2021-20051

7.8 · HIGH

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components.

Published May 4, 2022CWE-427EPSS 0.74%

Overview

CVE-2021-20051 is a high-severity vulnerability. It was published on May 4, 2022 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. No authentication or special privileges are required for exploitation.

Technical description

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

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

Refpsirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0036Refpsirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0036

How CyberStrike helps

Frequently asked questions

What is CVE-2021-20051?

CVE-2021-20051 is a high-severity vulnerability. It was published on May 4, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-20051?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-20051?

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-2021-20051?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-20051 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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