What is CVE-2021-22882?

CVE-2021-22882 is a vulnerability in UniFi Protect before v1.17.1 that allows an attacker to use spoofed cameras to perform a denial-of-service attack.

What is the severity of CVE-2021-22882?

The severity of CVE-2021-22882 is high, with a CVSS score of 7.5.

Which software versions are affected by CVE-2021-22882?

UniFi Protect versions before v1.17.1 are affected by CVE-2021-22882.

How can an attacker exploit CVE-2021-22882?

An attacker can exploit CVE-2021-22882 by using spoofed cameras to perform a denial-of-service attack on the UniFi Protect controller, potentially causing it to crash.

Are the UniFi Cloud Key Plus, UniFi Dream Machine Pro, and UniFi Network Video Recorder affected by CVE-2021-22882?

No, the UniFi Cloud Key Plus, UniFi Dream Machine Pro, and UniFi Network Video Recorder are not affected by CVE-2021-22882.

Where can I find more information about CVE-2021-22882?

You can find more information about CVE-2021-22882 in the security advisory bulletin and the HackerOne report linked in the references.

Vulnerability/
CVE-2021-22882

high

7.5

CWE

400

23/2/2021

30/8/2022

CVE-2021-22882

First published: Tue Feb 23 2021(Updated: )

UniFi Protect before v1.17.1 allows an attacker to use spoofed cameras to perform a denial-of-service attack that may cause the UniFi Protect controller to crash.

Credit: support@hackerone.com

Affected Software	Affected Version	How to fix
UniFi Protect Controller	<1.17.1
UniFi Cloud Key Gen2 Plus
UniFi Dream Machine Pro
UniFi Network Video Recorder

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Reference Links

Frequently Asked Questions

What is CVE-2021-22882?
CVE-2021-22882 is a vulnerability in UniFi Protect before v1.17.1 that allows an attacker to use spoofed cameras to perform a denial-of-service attack.
What is the severity of CVE-2021-22882?
The severity of CVE-2021-22882 is high, with a CVSS score of 7.5.
Which software versions are affected by CVE-2021-22882?
UniFi Protect versions before v1.17.1 are affected by CVE-2021-22882.
How can an attacker exploit CVE-2021-22882?
An attacker can exploit CVE-2021-22882 by using spoofed cameras to perform a denial-of-service attack on the UniFi Protect controller, potentially causing it to crash.
Are the UniFi Cloud Key Plus, UniFi Dream Machine Pro, and UniFi Network Video Recorder affected by CVE-2021-22882?
No, the UniFi Cloud Key Plus, UniFi Dream Machine Pro, and UniFi Network Video Recorder are not affected by CVE-2021-22882.
Where can I find more information about CVE-2021-22882?
You can find more information about CVE-2021-22882 in the security advisory bulletin and the HackerOne report linked in the references.

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canonical/unifi protect controller
canonical/unifi cloud key gen2 plus
canonical/unifi dream machine pro
canonical/unifi network video recorder

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