Vulnerability CVE-2017-15303


Published: 2017-10-15   Modified: 2017-10-16

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).

CVSS2 => (AV:L/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
6.4/10
3.1/10
Exploit range
Attack complexity
Authentication
Local
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Cpuid -> Cpu-z 

 References:
https://github.com/akayn/Bugs/blob/master/CPUID/CVE-2017-15303/README.md

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