ZDI-18-269: Trend Micro Maximum Security tmnciesc Out-Of-Bounds Write 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 processing of IOCTL 0x222814 by the tmnciesc.sys driver. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the application.
| 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-18-269?
The severity of ZDI-18-269 is considered high due to its potential to allow local privilege escalation.
How do I fix ZDI-18-269?
To fix ZDI-18-269, users should ensure they are running the latest version of Trend Micro Maximum Security, which addresses this vulnerability.
Who is affected by ZDI-18-269?
ZDI-18-269 affects users of Trend Micro Maximum Security 2022 who have not applied the necessary updates.
What type of attack does ZDI-18-269 facilitate?
ZDI-18-269 facilitates local privilege escalation attacks, allowing attackers to gain elevated permissions on the system.
Is there a workaround for ZDI-18-269?
Currently, the recommended approach is to update the software, as specific workarounds for ZDI-18-269 are not provided.
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