CVE-2020-24559 Path traversal in Trend Micro Apex One

High 7.8 Published 1 Sep 2020 Updated 4 Aug 2024

Attackers with low-privileged access can manipulate binaries to execute arbitrary code as root on macOS security products.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-24559?

CVE-2020-24559 is a high-severity path traversal vulnerability in Trendmicro Apex One, published on 1 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in Trend Micro Apex One, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services on macOS may allow an attacker to manipulate a certain binary to load and run a script from a user-writable folder, which then would allow them to execute arbitrary code as root. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Weakness: CWE-59

Which versions are affected by CVE-2020-24559?

It affects 4 products.

Products include Trendmicro Apex One, Trendmicro Officescan, Trendmicro Worry-Free Business Security, Trendmicro Worry-Free Business Security Services.

How do I fix CVE-2020-24559?

No fix has been published for CVE-2020-24559 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-24559 being exploited?

There is no known exploitation of CVE-2020-24559 in the wild and no public exploit code.

All Trendmicro Apex One vulnerabilities

Sources

Also known as GHSA-hq4h-fvjm-7fqw.