CVE-2024-36055 Privilege escalation in n/a

Medium 5.5 Published Updated

Unprivileged users can map physical memory via Marvin Test HW driver, enabling privilege escalation and system crashes.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-36055?

CVE-2024-36055 is a medium-severity vulnerability in n/a, published on 26 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Hw64.sys in Marvin Test HW.exe before 5.0.5.0 allows unprivileged user-mode processes to arbitrarily map physical memory with read/write access via the MmMapIoSpace API (IOCTL 0x9c40a4f8, 0x9c40a4e8, 0x9c40a4c0, 0x9c40a4c4, 0x9c40a4ec, and seven others), leading to a denial of service (BSOD).

Weakness: CWE-863

Which versions are affected by CVE-2024-36055?

How do I fix CVE-2024-36055?

No fix has been published for CVE-2024-36055 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-36055 being exploited?

There is no known exploitation of CVE-2024-36055 in the wild and no public exploit code.

Sources

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