What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2021-28686.

What is the severity rating of CVE-2021-28686?

CVE-2021-28686 has a severity rating of medium (5.5).

Which software is affected by this vulnerability?

ASUS GPUTweak II versions before 2.3.0.3 are affected by this vulnerability.

How can low-privileged users exploit CVE-2021-28686?

Low-privileged users can exploit CVE-2021-28686 to trigger a stack-based buffer overflow.

What can low-privileged users achieve with CVE-2021-28686?

Low-privileged users can achieve Denial of Service (DoS) via a DeviceIoControl with CVE-2021-28686.

Are there any references for CVE-2021-28686?

Yes, you can find references for CVE-2021-28686 at the following links: [Link 1](https://gist.github.com/DStraghkov/fba4994ac4bb3a6e2940b21743563df0), [Link 2](https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/).

What Common Weakness Enumeration (CWE) categories are associated with CVE-2021-28686?

CVE-2021-28686 is associated with CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-787 (Out-of-bounds Write).

Vulnerability/
CVE-2021-28686

medium

5.5

CWE

787 119

8/4/2021

3/8/2024

CVE-2021-28686: Buffer Overflow

First published: Thu Apr 08 2021(Updated: )

AsIO2_64.sys and AsIO2_32.sys in ASUS GPUTweak II before 2.3.0.3 allow low-privileged users to trigger a stack-based buffer overflow. This could enable low-privileged users to achieve Denial of Service via a DeviceIoControl.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
ASUS GPUTweak II	<2.3.0.3

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Frequently Asked Questions

What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2021-28686.
What is the severity rating of CVE-2021-28686?
CVE-2021-28686 has a severity rating of medium (5.5).
Which software is affected by this vulnerability?
ASUS GPUTweak II versions before 2.3.0.3 are affected by this vulnerability.
How can low-privileged users exploit CVE-2021-28686?
Low-privileged users can exploit CVE-2021-28686 to trigger a stack-based buffer overflow.
What can low-privileged users achieve with CVE-2021-28686?
Low-privileged users can achieve Denial of Service (DoS) via a DeviceIoControl with CVE-2021-28686.
Are there any references for CVE-2021-28686?
Yes, you can find references for CVE-2021-28686 at the following links: [Link 1](https://gist.github.com/DStraghkov/fba4994ac4bb3a6e2940b21743563df0), [Link 2](https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/).
What Common Weakness Enumeration (CWE) categories are associated with CVE-2021-28686?
CVE-2021-28686 is associated with CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-787 (Out-of-bounds Write).

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