ZDI-CAN-26594: ZDI-26-143: Trend Micro Apex One Security Agent TmSelfProtect Origin Validation Error Local Privilege Escalation Vulnerability
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 TmSelfProtect component. The issue results from insufficient validation of the origin of commands. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
Other sources
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 ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-71217.
— ZDI
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Trend Micro Apex One Security Agent (TmSelfProtect)to a version that resolves this vulnerability.Patch ZDI-26-143
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-26594?
The severity of ZDI-CAN-26594 is considered high due to its potential for local privilege escalation.
How do I fix ZDI-CAN-26594?
To fix ZDI-CAN-26594, ensure that you apply the latest patches released by Trend Micro for Apex One Security Agent.
What systems are affected by ZDI-CAN-26594?
ZDI-CAN-26594 affects installations of Trend Micro Apex One Security Agent.
What type of vulnerability is ZDI-CAN-26594?
ZDI-CAN-26594 is classified as a local privilege escalation vulnerability.
Can ZDI-CAN-26594 be exploited remotely?
No, ZDI-CAN-26594 requires local access to the system to be successfully exploited.