Trend Micro Maximum Security Directory Junction Denial-of-Service Vulnerability [CVE-2021-36744]
CVE number = CVE-2021-36744
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.
Affected versions
| PRODUCT | AFFECTED VERSIONS | PLATFORM | LANGUAGE(S) |
|---|---|---|---|
| Trend Micro Security for Best Buy | 2021 (v17.2) | Windows | English |
| Trend Micro Security | 2021 (v17) | Windows | English |
| Trend Micro Security | 2020 (v16) | Windows | English |
| Trend Micro Security | 2019 (v15) | Windows | English |
Trend Micro has issued an update to correct this vulnerability.
Trend Micro has released a hotfix available for each version below that resolves the issue:
More details can be found at:
https://helpcenter.trendmicro.com/en-us/article/tmka-10568
Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.