ZDI-CAN-5500: Trend Micro Maximum Security tmusa Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on vulnerable installations of Trend Micro Maximum Security. 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 processing of IOCTL 0x222813 by the tmusa driver. The code is subject to a time-of-check/time-of-use race condition when processing data from the user. An attacker can leverage this vulnerability to escalate privileges to kernel.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trend Micro Maximum Security 2022 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-5500?
The severity of ZDI-CAN-5500 is classified as a local privilege escalation vulnerability.
How do I fix ZDI-CAN-5500?
To fix ZDI-CAN-5500, update to the latest version of Trend Micro Maximum Security that includes security patches addressing this vulnerability.
Who is affected by ZDI-CAN-5500?
Users of Trend Micro Maximum Security 2022 are affected by the ZDI-CAN-5500 vulnerability.
Can ZDI-CAN-5500 be exploited remotely?
No, ZDI-CAN-5500 requires local access to the vulnerable system to escalate privileges.
What must an attacker do to exploit ZDI-CAN-5500?
An attacker must first execute low-privileged code on the target system to exploit ZDI-CAN-5500.
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