CVE-2021-21736

Name: CVE-2021-21736
Creator: NVD / NIST
Published: 2021-06-10T12:15:08.49+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 0.88%

Last modified Jun 17, 2026

CVE-2021-21736 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A smart camera product of ZTE is impacted by a permission and access control vulnerability. Due to the defect of user permission management by the cloud-end app, users whose sharing permissions have been revoked can still control the camera, such as restarting the camera, restoring factory settings, etc.. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

A smart camera product of ZTE is impacted by a permission and access control vulnerability. Due to the defect of user permission management by the cloud-end app, users whose sharing permissions have been revoked can still control the camera, such as restarting the camera, restoring factory settings, etc.. This affects ZXHN HS562 V1.0.0.0B2.0000, V1.0.0.0B3.0000E

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.88%

54.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Zte	Zxhn Hs562 Firmware	1.0.0.0b2.0000
Zte	Zxhn Hs562 Firmware	1.0.0.0b3.0000

References

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015964Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015964Vendor Advisory

Timeline

Published: Jun 10, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21736?

How severe is CVE-2021-21736?

CVE-2021-21736 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21736?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21736?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST