CVE-2020-13634

Name: CVE-2020-13634
Creator: NVD / NIST
Published: 2020-05-29T17:15:11.6+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2020-13634 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In Windows Master (aka Windows Optimization Master) 7.99.13.604, the driver file (WoptiHWDetect.SYS) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0xF1002558. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

In Windows Master (aka Windows Optimization Master) 7.99.13.604, the driver file (WoptiHWDetect.SYS) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0xF1002558

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.38%

30.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Youhua	Windows Master	7.99.13.604

References

http://www.youhua.comProduct
https://github.com/y5s5k5/CVE-2020-13634Exploit, Third Party Advisory
http://www.youhua.comProduct
https://github.com/y5s5k5/CVE-2020-13634Exploit, Third Party Advisory

Timeline

Published: May 29, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13634?

How severe is CVE-2020-13634?

CVE-2020-13634 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13634?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13634?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST