CVE-2021-25237

Trend Micro Apex One Improper Access Control Information Disclosure Vulnerability

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper access control vulnerability in Trend Micro Apex One (on-prem) could allow an unauthenticated user to obtain information about the managing port used by agents.

Una vulnerabilidad de control de acceso inapropiado en Trend Micro Apex One (on premises), podría permitir a un usuario no autenticado obtener información sobre el puerto de administración usado por los agentes

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.

*Credits: Elias Martinez

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-15 CVE Reserved
2021-01-29 CVE Published
2024-08-03 CVE Updated
2024-10-04 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source
https://www.zerodayinitiative.com/advisories/ZDI-21-111	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://success.trendmicro.com/solution/000284202	2022-06-28

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Trendmicro Search vendor "Trendmicro"	Apex One Search vendor "Trendmicro" for product "Apex One"	2019 Search vendor "Trendmicro" for product "Apex One" and version "2019"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe