CVE-2021-25231: Trend Micro Apex One Improper Access Control Information Disclosure Vulnerability

Published Feb 4, 2021
·
Updated

An improper access control vulnerability in Trend Micro Apex One (on-prem and SaaS), OfficeScan XG SP1, and Worry-Free Business Security 10.0 SP1 could allow an unauthenticated user to obtain information about a specific hotfix history file.

Other sources

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Trend Micro Apex One. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web console, which listens on TCP port 4343 by default. The issue results from improper access control. An attacker can leverage this vulnerability to disclose information from the application.

Affected Software

5 affected components
Trend Micro Apex One
trendmicro Apex One=2019
trendmicro Officescan=xg-sp1
trendmicro Worry-free Business Security=10.0-sp1
Microsoft Windows

Event History

Feb 4, 2021
CVE Published
via MITRE·07:36 PM
Data Sourced
via MITRE·07:36 PM
DescriptionWeakness
Feb 24, 2025
Advisory Published
via ZDI·09:35 AM
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Frequently Asked Questions

1

What is CVE-2021-25231?

CVE-2021-25231 is a vulnerability that allows remote attackers to disclose sensitive information on affected installations of Trend Micro Apex One.

2

How does CVE-2021-25231 work?

CVE-2021-25231 works by exploiting an improper access control issue within the web console of Trend Micro Apex One.

3

Is authentication required to exploit CVE-2021-25231?

No, authentication is not required to exploit CVE-2021-25231.

4

Which software is affected by CVE-2021-25231?

Trend Micro Apex One versions 2019, Trend Micro Trend Micro Apex One and Worry-Free Business Security, Trendmicro Officescan (version xg-sp1), and Trendmicro Worry-free Business Security (version 10.0-sp1) are affected by CVE-2021-25231.

5

What is the severity of CVE-2021-25231?

CVE-2021-25231 has a severity rating of 5.3 (medium).

6

How can I fix CVE-2021-25231?

To fix CVE-2021-25231, apply the necessary patches provided by Trend Micro.

7

Where can I find more information about CVE-2021-25231?

You can find more information about CVE-2021-25231 on the Trend Micro website.

Contact

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