Privilege escalation in N/a

CVE-2024-36056

Hw64.sys in Marvin Test HW.exe before 5.0.5.0 allows unprivileged user-mode processes to arbitrarily map physical memory via IOCTL 0x9c406490 (for IoAllocateMdl, MmBuildMdlForNonPagedPool, and MmMapLockedPages), leading to NT AUTHORITY\SYSTEM privilege escalation.

Vulnerability class: Privilege Escalation

EPSS: 0.002 (13.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-36056?
CVE-2024-36056 is a medium-severity vulnerability in N/a, classified under Improper Privilege Management. CVSS score: 5.4/10. Published 2024-05-26.
How severe is CVE-2024-36056?
Medium severity. CVSS v3 base score is 5.4 out of 10.