PT-2026-86232 · Passmark · Osforensics+2
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
PassMark PerformanceTest versions prior to 11.1 build 1012
BurnInTest versions prior to 11.1 build 1000
OSForensics versions prior to 11.1 build 1016
Description
An information disclosure issue exists in the DirectIo64.sys driver. Unauthenticated local attackers can dump the complete contents of physical memory by providing a caller-controlled file path to an exposed IOCTL (Input/Output Control). The attack involves a single IOCTL call that triggers the driver to iterate through all physical memory ranges using the
MmGetPhysicalMemoryRanges function and map each page via ZwMapViewOfSection on the PhysicalMemory section object. This process writes a full RAM image to a specified path within the SYSTEM context, bypassing user-mode Access Control Lists (ACLs) and exposing the LSASS working set, process memory, and cryptographic material from all active processes.Recommendations
Update PassMark PerformanceTest to version 11.1 build 1012 or later.
Update BurnInTest to version 11.1 build 1000 or later.
Update OSForensics to version 11.1 build 1016 or later.
Exploit
Fix
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Related Identifiers
Affected Products
Burnintest
Osforensics
Performancetest