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CVE-2022-21745

8.8 · HIGH

In WIFI Firmware, there is a possible memory corruption due to a use after free.

Published Jun 6, 2022CWE-416EPSS 0.40%

Overview

CVE-2022-21745 is a high-severity vulnerability. It was published on June 6, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

In WIFI Firmware, there is a possible memory corruption due to a use after free. This could lead to remote escalation of privilege, when devices are connecting to the attacker-controllable Wi-Fi hotspot, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06468872; Issue ID: ALPS06468872.

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

Refcorp.mediatek.com/product-security-bulletin/June-2022Refcorp.mediatek.com/product-security-bulletin/June-2022

How CyberStrike helps

Frequently asked questions

What is CVE-2022-21745?

CVE-2022-21745 is a high-severity vulnerability. It was published on June 6, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2022-21745?

This vulnerability has a CVSS 3.1 base score of 8.8, 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-2022-21745?

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-2022-21745?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-21745 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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