CVE-2021-25243: Trend Micro Apex One Improper Access Control Information Disclosure Vulnerability
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 patch level information.
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
Remediation
Patch Available
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-25243.
What is the severity of CVE-2021-25243?
The severity of CVE-2021-25243 is medium with a CVSS score of 5.3.
How does this vulnerability allow attackers to disclose sensitive information?
This vulnerability allows remote attackers to disclose sensitive information through the web console of Trend Micro Apex One.
Is authentication required to exploit CVE-2021-25243?
No, authentication is not required to exploit CVE-2021-25243.
How can I fix this vulnerability?
To fix CVE-2021-25243, update your Trend Micro Apex One installation to the latest version and follow the recommendations provided by Trend Micro.