Advisory Details

February 24th, 2023

Trend Micro Apex One Security Agent Link Following Local Privilege Escalation Vulnerability

ZDI-23-173
ZDI-CAN-18008

CVE ID CVE-2023-25148
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 Browser Exploit Detection engine. By creating a mount point, an attacker can abuse the Apex One Common Client Solution Framework service to delete a folder. 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/000292209
DISCLOSURE TIMELINE
  • 2022-08-05 - Vulnerability reported to vendor
  • 2023-02-24 - Coordinated public release of advisory
CREDIT Abdelhamid Naceri
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