Advisory Details

June 8th, 2023

Trend Micro Apex One Security Agent Untrusted Search Path Local Privilege Escalation Vulnerability

ZDI-23-836
ZDI-CAN-19681

CVE ID CVE-2023-34145
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 loading a module from an untrusted location. 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/000293322
DISCLOSURE TIMELINE
  • 2022-12-22 - Vulnerability reported to vendor
  • 2023-06-08 - Coordinated public release of advisory
CREDIT Lynn and Lays (@_L4ys)
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