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CVE-2021-32457

7.8 · HIGH

Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow vulnerability which could allow an attacker to issue a specially crafted iotcl to…

Published May 26, 2021CWE-787EPSS 0.51%

Overview

CVE-2021-32457 is a high-severity vulnerability. It was published on May 26, 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

Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow vulnerability which could allow an attacker to issue a specially crafted iotcl to escalate privileges on affected devices. An attacker must first obtain the ability to execute low-privileged code on the target device in order to exploit this vulnerability.

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

Refhelpcenter.trendmicro.com/en-us/article/TMKA-10337Reftalosintelligence.com/vulnerability_reports/TALOS-2021-1230Refhelpcenter.trendmicro.com/en-us/article/TMKA-10337Reftalosintelligence.com/vulnerability_reports/TALOS-2021-1230

How CyberStrike helps

Frequently asked questions

What is CVE-2021-32457?

CVE-2021-32457 is a high-severity vulnerability. It was published on May 26, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-32457?

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-2021-32457?

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-2021-32457?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-32457 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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