Advisory Details

November 21st, 2022

Trend Micro Apex One Security Agent Directory Traversal Local Privilege Escalation Vulnerability

ZDI-22-1622
ZDI-CAN-16928

CVE ID CVE-2022-44653
CVSS SCORE 7.8, AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Trend Micro
AFFECTED PRODUCTS Apex One
VULNERABILITY DETAILS

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Apex One Security Agent. 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 Apex One Client Plug-in Service Manager. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

ADDITIONAL DETAILS Trend Micro has issued an update to correct this vulnerability. More details can be found at:
https://success.trendmicro.com/solution/000291770
DISCLOSURE TIMELINE
  • 2022-07-22 - Vulnerability reported to vendor
  • 2022-11-21 - Coordinated public release of advisory
CREDIT Lynn and Lays (@_L4ys)
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