Advisory Details

June 6th, 2024

Trend Micro Apex One Security Agent Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

CVE ID	CVE-2024-36304
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 NT RealTime Scan service. The issue results from the lack of proper locking when performing operations on an object. 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/dcx/s/solution/000298063?language=en_US
DISCLOSURE TIMELINE	2023-12-06 - Vulnerability reported to vendor 2024-06-06 - Coordinated public release of advisory 2024-07-01 - Advisory Updated
CREDIT	Lays (@_L4ys) of TRAPA Security

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