CVE-2021-36744: Trend Micro Maximum Security Directory Junction Denial-of-Service Vulnerability

Published Sep 6, 2021
·
Updated

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Trend Micro Maximum Security. 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 Maximum Security Agent. By creating a directory junction, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Other sources

Trend Micro Security (Consumer) 2021 and 2020 are vulnerable to a directory junction vulnerability which could allow an attacker to exploit the system to escalate privileges and create a denial of service.

Affected Software

7 affected components
Trend Micro Maximum Security
trendmicro Maximum Security 2019=15.0
trendmicro Maximum Security 2020=16.0
trendmicro Maximum Security 2021=17.0
trendmicro Maximum Security 2021=17.2
trendmicro Security For Best Buy=2021
Microsoft Windows

Event History

Sep 6, 2021
CVE Published
via MITRE·11:37 AM
Data Sourced
via MITRE·11:37 AM
DescriptionWeakness
Jan 30, 2025
Advisory Published
via ZDI·05:34 AM
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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-36744.

2

What is the title of the vulnerability?

The title of the vulnerability is Trend Micro Maximum Security Directory Junction Denial-of-Service Vulnerability.

3

What is the severity of CVE-2021-36744?

The severity of CVE-2021-36744 is high with a CVSS score of 7.8.

4

Which software is affected by CVE-2021-36744?

Trend Micro Maximum Security versions 15.0, 16.0, 17.0, and 17.2 are affected by CVE-2021-36744.

5

How can the vulnerability be exploited?

An attacker with the ability to execute low-privileged code on the target system can exploit the vulnerability.

Contact

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