CVE-2021-32463: Trend Micro Apex One Incorrect Permission Assignment Denial-of-Service Vulnerability

Published Jul 20, 2021
·
Updated

An incorrect permission assignment denial-of-service vulnerability in Trend Micro Apex One, Apex One as a Service (SaaS), Worry-Free Business Security 10.0 SP1 and Worry-Free Servgices could allow a local attacker to escalate privileges and delete files with system privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Other sources

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Trend Micro Apex One. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Security Agent. The issue results from incorrect permissions set on a resource used by the service. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Affected Software

4 affected components
Trend Micro Apex One
trendmicro Apex One=2019
trendmicro Worry-free Business Security=10.0-sp1
Microsoft Windows

Event History

Jul 20, 2021
CVE Published
via MITRE·11:09 AM
Data Sourced
via MITRE·11:09 AM
DescriptionWeakness
Feb 24, 2025
Advisory Published
via ZDI·09:38 AM

Frequently Asked Questions

1

What is CVE-2021-32463?

CVE-2021-32463 is a vulnerability that allows local attackers to create a denial-of-service condition on affected installations of Trend Micro Apex One.

2

What is the severity of CVE-2021-32463?

The severity of CVE-2021-32463 is high with a CVSS score of 7.8.

3

How can I exploit CVE-2021-32463?

To exploit CVE-2021-32463, an attacker must first obtain the ability to execute low-privileged code on the target system.

4

What software versions are affected by CVE-2021-32463?

CVE-2021-32463 affects Trend Micro Apex One versions 2019 and Trendmicro Worry-free Business Security version 10.0-sp1.

5

How do I fix CVE-2021-32463?

To fix CVE-2021-32463, apply the necessary patches or updates provided by Trend Micro.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203