CVE-2021-45231: Trend Micro Apex One Link Following Privilege Escalation Vulnerability
First published: Sat Jan 08 2022(Updated: )
A link following privilege escalation vulnerability in Trend Micro Apex One (on-prem and SaaS) and Trend Micro Worry-Free Business Security (10.0 SP1 and Services) could allow a local attacker to create a specially crafted file with arbitrary content which could grant local privilege escalation on the affected system. 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
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trend Micro Apex One | ||
| Trendmicro Apex One | =2019 | |
| Trendmicro Apex One | =2019 | |
| Trendmicro Worry-free Business Security | =10.0-sp1 | |
| Trendmicro Worry-free Business Security Services | ||
| Microsoft Windows |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-45231?
The severity of CVE-2021-45231 is high with a CVSS score of 7.8.
How does the vulnerability CVE-2021-45231 allow privilege escalation?
The vulnerability CVE-2021-45231 allows local attackers to escalate privileges on affected installations of Trend Micro Apex One Security Agent by executing low-privileged code on the target system.
Which software is affected by CVE-2021-45231?
The software affected by CVE-2021-45231 includes Trend Micro Apex One and Worry-Free Business Security.
How can I fix CVE-2021-45231?
To fix CVE-2021-45231, it is recommended to install the latest security updates provided by Trend Micro.
Where can I find more information about CVE-2021-45231?
For more information about CVE-2021-45231, you can refer to the following references: [link1](https://success.trendmicro.com/solution/000289996), [link2](https://www.zerodayinitiative.com/advisories/ZDI-22-013/).
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