CVE-2020-25771: Trend Micro Apex One scanServer64 Out-Of-Bounds Read Information Disclosure Vulnerability

Published Sep 28, 2020
·
Updated

An out-of-bounds read information disclosure vulnerabilities in Trend Micro Apex One may allow a local attacker to disclose sensitive information to an unprivileged account on vulnerable installations of the product. An attacker must first obtain the ability to execute low-privileged code on the target in order to exploit these vulnerabilities. The subs affected in this vulnerability makes it unique compared to similar CVEs such as CVE-2020-24564 and CVE-2020-25770.

Other sources

This vulnerability allows local attackers to disclose sensitive information on affected installations of Trend Micro Apex One. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the scanServer64 module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of SYSTEM.

Affected Software

4 affected components
Trend Micro Apex One
trendmicro Apex One=2019
trendmicro Apex One=saas
Microsoft Windows

Event History

Sep 28, 2020
CVE Published
via MITRE·11:30 PM
Data Sourced
via MITRE·11:30 PM
DescriptionWeakness
Feb 24, 2025
Advisory Published
via ZDI·09:35 AM

Frequently Asked Questions

1

What is the severity of CVE-2020-25771?

CVE-2020-25771 is classified as a medium severity vulnerability due to its potential for sensitive information disclosure.

2

How do I fix CVE-2020-25771?

To fix CVE-2020-25771, users should upgrade to the latest version of Trend Micro Apex One or apply the appropriate security patches provided by Trend Micro.

3

Who is affected by CVE-2020-25771?

CVE-2020-25771 affects installations of Trend Micro Apex One versions 2019 and SaaS.

4

What type of vulnerability is CVE-2020-25771?

CVE-2020-25771 is an out-of-bounds read vulnerability that leads to information disclosure.

5

Can a remote attacker exploit CVE-2020-25771?

No, CVE-2020-25771 requires local access for an attacker to exploit the vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203