CVE-2021-42102 : Vulnerability Insights and Analysis

Trend Micro Apex One and Apex One as a Service agents are affected by uncontrolled search path element vulnerabilities that could lead to privilege escalation for local attackers.

Understanding CVE-2021-42102

This CVE pertains to an uncontrolled search path element privilege escalation vulnerability in Trend Micro Apex One and Apex One as a Service agents.

What is CVE-2021-42102?

The vulnerability allows a local attacker to escalate privileges on affected installations by exploiting uncontrolled search path element vulnerabilities. To exploit this vulnerability, the attacker must first execute low-privileged code on the targeted system.

The Impact of CVE-2021-42102

The vulnerability could potentially lead to privilege escalation for local attackers, enabling them to gain elevated privileges on affected systems.

Technical Details of CVE-2021-42102

This section provides a deeper look into the technical aspects of the CVE.

Vulnerability Description

The vulnerability involves uncontrolled search path element vulnerabilities in Trend Micro Apex One and Apex One as a Service agents, allowing attackers to escalate privileges.

Affected Systems and Versions

Product: Trend Micro Apex One
Vendor: Trend Micro
Versions Affected: 2019, SaaS

Exploitation Mechanism

Attackers need to execute low-privileged code on the target system before exploiting the vulnerability.

Mitigation and Prevention

Protect your systems with these essential steps:

Immediate Steps to Take

Update Trend Micro Apex One and Apex One as a Service agents to the latest patched versions.
Monitor system activity for any signs of unauthorized privilege escalation.

Long-Term Security Practices

Implement the principle of least privilege to restrict unnecessary access.
Regularly audit and review access control policies and configurations.

Patching and Updates

Stay informed about security advisories and promptly apply patches provided by Trend Micro.