What is CVE-2021-28804?

CVE-2021-28804 is a command injection vulnerability that affects QTS and QuTS hero.

Which versions of QTS are affected by CVE-2021-28804?

Versions of QTS prior to 4.5.1.1540 build 20210107 are affected by CVE-2021-28804.

Which versions of QuTS hero are affected by CVE-2021-28804?

Versions of QuTS hero up to h4.5.1.1582 are affected by CVE-2021-28804.

How severe is CVE-2021-28804?

CVE-2021-28804 has a severity rating of 9.8, indicating it is critical.

How can I fix CVE-2021-28804?

To fix CVE-2021-28804, it is recommended to update QTS to version 4.5.1.1540 build 20210107 or later, and QuTS hero to version h4.5.1.1582 or later.

Where can I find more information about CVE-2021-28804?

More information about CVE-2021-28804 can be found at the following URL: https://www.qnap.com/zh-tw/security-advisory/qsa-21-29

Vulnerability/
CVE-2021-28804

critical

9.8

CWE

78 77

1/7/2021

3/8/2024

CVE-2021-28804: Command Injection Vulnerabilities in QTS and QuTS hero

Q: How does CVE-2021-28804 affect QNAP systems?

If exploited, CVE-2021-28804 allows attackers to execute arbitrary commands in a compromised QNAP application.

First published: Thu Jul 01 2021(Updated: )

A command injection vulnerabilities have been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.1.1540 build 20210107. QNAP Systems Inc. QuTS hero versions prior to h4.5.1.1582 build 20210217.

Credit: security@qnapsecurity.com.tw

Affected Software	Affected Version	How to fix
QNAP QTS	<=4.5.1.1540
QNAP QuTS hero	<=h4.5.1.1582

Remedy

QNAP have already fixed this vulnerability in the following versions: QTS 4.5.1.1540 build 20210107 and later QuTS hero h4.5.1.1582 build 20210217 and later

Never miss a vulnerability like this again

Reference Links

https://www.qnap.com/zh-tw/security-advisory/qsa-21-29

Frequently Asked Questions

What is CVE-2021-28804?
CVE-2021-28804 is a command injection vulnerability that affects QTS and QuTS hero.
How does CVE-2021-28804 affect QNAP systems?
If exploited, CVE-2021-28804 allows attackers to execute arbitrary commands in a compromised QNAP application.
Which versions of QTS are affected by CVE-2021-28804?
Versions of QTS prior to 4.5.1.1540 build 20210107 are affected by CVE-2021-28804.
Which versions of QuTS hero are affected by CVE-2021-28804?
Versions of QuTS hero up to h4.5.1.1582 are affected by CVE-2021-28804.
How severe is CVE-2021-28804?
CVE-2021-28804 has a severity rating of 9.8, indicating it is critical.
How can I fix CVE-2021-28804?
To fix CVE-2021-28804, it is recommended to update QTS to version 4.5.1.1540 build 20210107 or later, and QuTS hero to version h4.5.1.1582 or later.
Where can I find more information about CVE-2021-28804?
More information about CVE-2021-28804 can be found at the following URL: https://www.qnap.com/zh-tw/security-advisory/qsa-21-29

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vendor/qnap
canonical/qnap qts
version/qnap qts/4.5.1.1540
canonical/qnap quts hero
version/qnap quts hero/h4.5.1.1582

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