CVE-2021-42101: Trend Micro Apex One Uncontrolled Search Path Element Privilege Escalation Vulnerability

Published Oct 21, 2021
·
Updated

An uncontrolled search path element vulnerabilities in Trend Micro Apex One and Apex One as a Service could allow a local attacker to escalate privileges on affected installations. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar but not identical to CVE-2021-42103.

Other sources

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Apex One. 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 configuration of OpenSSL. The process loads an OpenSSL configuration file from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Affected Software

7 affected components
Trend Micro Apex One
All of the following
Any of the following
trendmicro Apex One=2019
trendmicro Apex One=2019
Microsoft Windows
trendmicro Apex One=2019
trendmicro Apex One=2019
Microsoft Windows

Event History

Oct 21, 2021
CVE Published
via MITRE·07:46 AM
Data Sourced
via MITRE·07:46 AM
DescriptionWeakness
Feb 24, 2025
Advisory Published
via ZDI·09:35 AM

Frequently Asked Questions

1

What is the severity of CVE-2021-42101?

The severity of CVE-2021-42101 is rated as high due to the potential for local privilege escalation.

2

How do I fix CVE-2021-42101?

To fix CVE-2021-42101, apply the latest security updates from Trend Micro for Apex One.

3

What versions of Trend Micro Apex One are affected by CVE-2021-42101?

CVE-2021-42101 affects Trend Micro Apex One version 2019.

4

Can CVE-2021-42101 be exploited remotely?

No, CVE-2021-42101 requires local access to the system for exploitation.

5

What type of attack does CVE-2021-42101 enable?

CVE-2021-42101 enables local attackers to escalate their privileges on affected installations.

Contact

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