CVE-2021-42012: Trend Micro Worry-Free Business Security Stack-based Buffer Overflow Privilege Escalation Vulnerability
First published: Thu Oct 21 2021(Updated: )
A stack-based buffer overflow vulnerability in Trend Micro Apex One, Apex One as a Service and Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate 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.
Credit: security@trendmicro.com security@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trendmicro Apex One | =2019 | |
| Trendmicro Apex One | =2019 | |
| Trendmicro Worry-free Business Security | =10.0-sp1 | |
| Trendmicro Worry-free Business Security Services | ||
| Trend Micro Worry-Free Business Security | ||
| =2019 | ||
| =2019 | ||
| =10.0-sp1 | ||
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-42012?
The severity of CVE-2021-42012 is high.
How can an attacker exploit CVE-2021-42012?
An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit CVE-2021-42012.
Which software is affected by CVE-2021-42012?
Trend Micro Worry-Free Business Security, Trend Micro Trend Micro Apex One and Worry-Free Business Security, Trendmicro Worry-free Business Security, and Trendmicro Worry-free Business Security Services are affected by CVE-2021-42012.
How do I fix CVE-2021-42012?
To fix CVE-2021-42012, update to the latest version of Trend Micro Worry-Free Business Security.
Where can I find more information about CVE-2021-42012?
You can find more information about CVE-2021-42012 at the following references: [Link 1](https://success.trendmicro.com/solution/000289229), [Link 2](https://success.trendmicro.com/solution/000289230), [Link 3](https://www.zerodayinitiative.com/advisories/ZDI-21-1221/)
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