CVE-2021-36925: High severity realtek rts upx usb utility driver vulnerability

Published Nov 2, 2021
·
Updated

RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0 allows local low-privileged users to achieve an arbitrary read or write operation from/to physical memory (leading to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosure) via a crafted Device IO Control packet to a device.

Affected Software

1 affected component
Realtek RtsUpx USB Utility Driver<=1.14.0.0

Event History

Nov 2, 2021
CVE Published
via MITRE·12:37 PM
Data Sourced
via MITRE·12:37 PM
Description
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Frequently Asked Questions

1

What is CVE-2021-36925?

CVE-2021-36925 is a vulnerability in the Realtek RtsUpx USB Utility Driver that allows local low-privileged users to achieve an arbitrary read or write operation from/to physical memory.

2

What is the severity of CVE-2021-36925?

CVE-2021-36925 has a severity rating of 7.8, which is considered high.

3

How does CVE-2021-36925 impact the system?

CVE-2021-36925 can lead to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosure on the affected system.

4

Which software versions are affected by CVE-2021-36925?

The Realtek RtsUpx USB Utility Driver versions up to and including 1.14.0.0 are affected by CVE-2021-36925.

5

How can I fix CVE-2021-36925?

To fix CVE-2021-36925, users should update their Realtek RtsUpx USB Utility Driver to a version that is not affected by the vulnerability.

Contact

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