| Package | Affected versions | Patched versions |
|---|---|---|
| antivirus+ | ≤ 12.0 | |
| internet security | ≤ 12.0 | |
| maximum security | ≤ 12.0 | |
| premium security | ≤ 12.0 |
A Time-of-Check Time-of-Use privilege escalation vulnerability in Trend Micro Maximum Security (Consumer) 2018 could allow a local attacker to escalate privileges on vulnerable installations due to a flaw within processing of IOCTL 0x222813 by the tmusa driver. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
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