CVE-2020-28583: Trend Micro OfficeScan Improper Access Control Information Disclosure Vulnerability

Published Dec 1, 2020
·
Updated

An improper access control information disclosure vulnerability in Trend Micro Apex One and OfficeScan XG SP1 could allow an unauthenticated user to connect to the product server and reveal version, build and patch information.

Other sources

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Trend Micro OfficeScan. 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

3 affected components
Trend Micro OfficeScan
trendmicro Apex One=2019
trendmicro Officescan=xg-sp1

Event History

Dec 1, 2020
CVE Published
via MITRE·06:40 PM
Data Sourced
via MITRE·06:40 PM
DescriptionWeakness
Feb 24, 2025
Advisory Published
via ZDI·09:10 AM
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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2020-28583.

2

What is the title of this vulnerability?

The title of this vulnerability is Trend Micro OfficeScan Improper Access Control Information Disclosure Vulnerability.

3

What is the severity of CVE-2020-28583?

The severity of CVE-2020-28583 is medium with a CVSS score of 5.3.

4

How does CVE-2020-28583 allow attackers to disclose sensitive information?

CVE-2020-28583 allows remote attackers to disclose sensitive information on affected installations of Trend Micro OfficeScan by exploiting an improper access control vulnerability in the web console.

5

Is authentication required to exploit CVE-2020-28583?

No, authentication is not required to exploit CVE-2020-28583.

6

What is the affected software by CVE-2020-28583?

The affected software by CVE-2020-28583 includes Trend Micro OfficeScan, Trend Micro Trend Micro Apex One and Worry-Free Business Security (version 2019), and Trendmicro Officescan (version xg-sp1).

7

How can I fix CVE-2020-28583?

To fix CVE-2020-28583, it is recommended to apply the necessary updates or patches provided by Trend Micro.

8

Where can I find more information about CVE-2020-28583?

You can find more information about CVE-2020-28583 on the following references: [Link 1](https://success.trendmicro.com/solution/000281947), [Link 2](https://success.trendmicro.com/solution/000281949), [Link 3](https://www.zerodayinitiative.com/advisories/ZDI-20-1387/).

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