What is CVE-2021-38684?

CVE-2021-38684 is a stack buffer overflow vulnerability that affects QNAP NAS running Multimedia Console.

What is the severity of CVE-2021-38684?

CVE-2021-38684 has a severity of 9.8 (Critical).

How does CVE-2021-38684 impact QNAP NAS running Multimedia Console?

CVE-2021-38684 allows attackers to execute arbitrary code on QNAP NAS running Multimedia Console.

Which versions of Multimedia Console are affected by CVE-2021-38684?

Versions 1.4.3 and 1.5.2 of Multimedia Console are affected by CVE-2021-38684.

How can I fix CVE-2021-38684?

To fix CVE-2021-38684, update Multimedia Console to version 1.4.3 or later.

Vulnerability/
CVE-2021-38684

critical

9.8

CWE

787 119

13/11/2021

17/9/2024

CVE-2021-38684: Buffer Overflow Vulnerability in Multimedia Console

First published: Sat Nov 13 2021(Updated: )

A stack buffer overflow vulnerability has been reported to affect QNAP NAS running Multimedia Console. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of Multimedia Console: Multimedia Console 1.4.3 ( 2021/10/05 ) and later Multimedia Console 1.5.3 ( 2021/10/05 ) and later

Credit: security@qnapsecurity.com.tw

Affected Software	Affected Version	How to fix
Qnap Multimedia Console	<1.4.3
Qnap Multimedia Console	=1.5.2

Remedy

We have already fixed this vulnerability in the following versions of Multimedia Console: Multimedia Console 1.4.3 ( 2021/10/05 ) and later Multimedia Console 1.5.3 ( 2021/10/05 ) and later

Never miss a vulnerability like this again

Reference Links

https://www.qnap.com/en/security-advisory/qsa-21-45

Frequently Asked Questions

What is CVE-2021-38684?
CVE-2021-38684 is a stack buffer overflow vulnerability that affects QNAP NAS running Multimedia Console.
What is the severity of CVE-2021-38684?
CVE-2021-38684 has a severity of 9.8 (Critical).
How does CVE-2021-38684 impact QNAP NAS running Multimedia Console?
CVE-2021-38684 allows attackers to execute arbitrary code on QNAP NAS running Multimedia Console.
Which versions of Multimedia Console are affected by CVE-2021-38684?
Versions 1.4.3 and 1.5.2 of Multimedia Console are affected by CVE-2021-38684.
How can I fix CVE-2021-38684?
To fix CVE-2021-38684, update Multimedia Console to version 1.4.3 or later.

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