CVE-2021-36741highunder attackCWE-434

CVE-2021-36741: high-severity vulnerability in Trend Micro Apex One

Published · Updated

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51Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 8.8epss 5.0%
from disclosure to weapon
Published on NVDJul 29
CISA KEV+97d
Action required by CISAfederal deadline: 2021-11-17

Apply updates per vendor instructions.

In short

A flaw in Trend Micro security products allows someone with console access to upload any file they want, bypassing safety checks. This is dangerous because it can lead to installing malicious code on protected systems.

Technical detail

Improper input validation in file upload functionality allows authenticated users with management console access to bypass file type restrictions and upload arbitrary files. This can facilitate remote code execution or system compromise on affected Apex One, Apex One as a Service, OfficeScan XG, and Worry-Free Business Security 10.0 SP1 installations.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

An improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG, and Worry-Free Business Security 10.0 SP1 allows a remote attached to upload arbitrary files on affected installations. Please note: an attacker must first obtain the ability to logon to the product�s management console in order to exploit this vulnerability.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H