CVE-2021-36923

RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0 allows local low-privileged users to achieve unauthorized access to USB device privileged IN and OUT instructions (leading to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosure) via a crafted Device IO Control packet to a device.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 6%
VendorProductVersion
realtekrtsupx_usb_utility_driver
𝑥
≤ 1.14.0.0
𝑥
= Vulnerable software versions
References
https://www.realtek.com/images/safe-report/Realtek_RtsUpx_Security_Advisory_Report.pdf
https://www.sentinelone.com/resources/category/report/
https://www.realtek.com/images/safe-report/Realtek_RtsUpx_Security_Advisory_Report.pdf
https://www.sentinelone.com/resources/category/report/