CVE-2017-15303

HIGH EXPLOITED IN THE WILD

Cpuid Cpu-z < 1.42 - Out-of-Bounds Write

Title source: rule

Description

In CPUID CPU-Z before 1.43, there is an arbitrary memory write that results directly in elevation of privileges, because any program running on the local machine (while CPU-Z is running) can issue an ioctl 0x9C402430 call to the kernel-mode driver (e.g., cpuz141_x64.sys for version 1.41).

Exploits (2)

nomisec WORKING POC 110 stars
by hfiref0x · local
https://github.com/hfiref0x/Stryker
gitlab WORKING POC
by The-Real-TechLord · poc
https://gitlab.com/The-Real-TechLord/Stryker

Scores

CVSS v3 7.8
EPSS 0.0098
EPSS Percentile 76.8%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2021-12-13
InTheWild.io 2021-12-13
CWE
CWE-787
Status published
Products (1)
cpuid/cpu-z < 1.42
Published Oct 16, 2017
Tracked Since Feb 18, 2026