Hw64.sys in Marvin Test HW.exe before 5.0.5.0 allows unprivileged user-mode processes to arbitrarily read kernel memory (and consequently gain all privileges) via IOCTL 0x9c4064b8 (via MmMapIoSpace) and IOCTL 0x9c406490 (via ZwMapViewOfSection).
| Балл | 7.4 — высокая |
| Вектор | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |