CVE-2017-15303

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).

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.55% Top 20%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/akayn/Bugs/blob/master/CPUID/CVE-2017-15303/README.md third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-15303?
CVE-2017-15303 has been scored as a high severity vulnerability.
How to fix CVE-2017-15303?
To fix CVE-2017-15303, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-15303 being actively exploited in the wild?
It is possible that CVE-2017-15303 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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