ZDI-CAN-21425: ZDI-24-026: Trend Micro Apex One Virus Scan Engine Link Following Local Privilege Escalation Vulnerability
First published: Wed Jan 10 2024(Updated: )
This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Apex One Security Agent. 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 Virus Scan Engine. By creating a mount point, an attacker can abuse the VSApiNt driver to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trend Micro Apex One and Worry-Free Business Security |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-21425?
The severity of ZDI-CAN-21425 is classified as a high-risk vulnerability due to its potential for privilege escalation.
How do I fix ZDI-CAN-21425?
To fix ZDI-CAN-21425, apply the latest security updates and patches provided by Trend Micro for Apex One.
Who is affected by ZDI-CAN-21425?
ZDI-CAN-21425 affects users of Trend Micro Apex One Security Agent installations.
What does ZDI-CAN-21425 allow an attacker to do?
ZDI-CAN-21425 allows local attackers to escalate their privileges on vulnerable installations.
What are the prerequisites for exploiting ZDI-CAN-21425?
An attacker must first gain the ability to execute low-privileged code on the target system to exploit ZDI-CAN-21425.
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