CVE-2021-25234: 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 notification configuration 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-2021-25234?

CVE-2021-25234 is an improper access control information disclosure vulnerability in Trend Micro Apex One.

2

How does CVE-2021-25234 affect Trend Micro Apex One?

CVE-2021-25234 allows remote attackers to disclose sensitive information on affected installations of Trend Micro Apex One.

3

Do I need authentication to exploit CVE-2021-25234?

No, authentication is not required to exploit CVE-2021-25234.

4

What is the severity of CVE-2021-25234?

CVE-2021-25234 has a severity rating of 5.3, which is considered medium.

5

How can I fix CVE-2021-25234?

To fix CVE-2021-25234, apply the necessary security updates provided by Trend Micro.

Contact

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