CVE-2021-21736

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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 Due to the defect of user permission management by the cloud-end app, users whose sharing permissions have been revoked can still control the camera, such as restarting the camera, restoring factory settings, etc..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

Un producto de cámara inteligente de ZTE está afectado por una vulnerabilidad de control de permisos y acceso. Debido al defecto de la gestión de permisos de usuario por parte de la aplicación en la nube, los usuarios cuyos permisos de compartición han sido revocados pueden seguir controlando la cámara, como reiniciar la cámara, restaurar los ajustes de fábrica, etc. Esto afecta al producto ZXHN HS562 en las versiones V1.0.0.0B2.0000, V1.0.0B3.0000E

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-04 CVE Reserved
2021-06-10 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-276: Incorrect Default Permissions

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015964	2021-06-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Zte Search vendor "Zte"	Zxhn Hs562 Firmware Search vendor "Zte" for product "Zxhn Hs562 Firmware"	1.0.0.0b2.0000 Search vendor "Zte" for product "Zxhn Hs562 Firmware" and version "1.0.0.0b2.0000"	-	Affected	in	Zte Search vendor "Zte"	Zxhn Hs562 Search vendor "Zte" for product "Zxhn Hs562"	-	-	Safe
Zte Search vendor "Zte"	Zxhn Hs562 Firmware Search vendor "Zte" for product "Zxhn Hs562 Firmware"	1.0.0.0b3.0000 Search vendor "Zte" for product "Zxhn Hs562 Firmware" and version "1.0.0.0b3.0000"	-	Affected	in	Zte Search vendor "Zte"	Zxhn Hs562 Search vendor "Zte" for product "Zxhn Hs562"	-	-	Safe