CVE-2021-36922 Information

Description

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 devices (Escalation of Privileges Denial of Service Code Execution and Information Disclosure) via a crafted Device IO Control packet to a device.

CVSS Vector

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

Reference

https://www.realtek.com/images/safe-report/Realtek_RtsUpx_Security_Advisory_Report.pdf https://www.sentinelone.com/resources/category/report/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8