Advisory Details

January 29th, 2021

Trend Micro Apex One Improper Access Control Information Disclosure Vulnerability

ZDI-21-112
ZDI-CAN-11745

CVE ID CVE-2021-25239
CVSS SCORE 5.3, AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AFFECTED VENDORS Trend Micro
AFFECTED PRODUCTS Apex One
VULNERABILITY DETAILS

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.
ADDITIONAL DETAILS Trend Micro has issued an update to correct this vulnerability. More details can be found at:
https://success.trendmicro.com/solution/000284202
DISCLOSURE TIMELINE
  • 2020-08-21 - Vulnerability reported to vendor
  • 2021-01-29 - Coordinated public release of advisory
CREDIT Elias Martinez (FileNotFound)
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