CVE-2022-40143 : Security Advisory and Response

A link following local privilege escalation vulnerability in Trend Micro Apex One and Trend Micro Apex One as a Service servers could allow a local attacker to abuse an insecure directory, enabling a low-privileged user to execute arbitrary code with elevated privileges. The attacker must first gain the ability to run low-privileged code on the target system to exploit this vulnerability.

Understanding CVE-2022-40143

This section provides insights into the nature and impact of the CVE-2022-40143 vulnerability.

What is CVE-2022-40143?

CVE-2022-40143 is a link following local privilege escalation vulnerability found in Trend Micro Apex One and Trend Micro Apex One as a Service servers. It poses a security risk by allowing attackers to run arbitrary code with elevated privileges.

The Impact of CVE-2022-40143

The vulnerability enables a local attacker to exploit an insecure directory, giving them the capability to execute code with elevated privileges. Successful exploitation could lead to severe security breaches and unauthorized access to sensitive information.

Technical Details of CVE-2022-40143

Explore the technical aspects of the CVE-2022-40143 vulnerability to better understand its implications.

Vulnerability Description

The vulnerability stems from a link following local privilege escalation, allowing attackers to abuse system directories and execute arbitrary code with elevated permissions.

Affected Systems and Versions

Trend Micro Apex One versions 2019 (on-prem) and SaaS are affected by CVE-2022-40143, making systems running these versions vulnerable to exploitation.

Exploitation Mechanism

Attackers must first gain the ability to execute low-privileged code on the target system to leverage this vulnerability, highlighting the importance of securing entry points.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2022-40143 and safeguard your systems from potential cyber threats.

Immediate Steps to Take

Implement immediate security measures to prevent unauthorized access and potential exploitation by malicious actors.

Long-Term Security Practices

Establish robust security protocols and practices to fortify your systems against future vulnerabilities and cyber attacks.

Patching and Updates

Ensure timely installation of patches and updates provided by Trend Micro to address CVE-2022-40143 and enhance the security posture of your systems.