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CVE-2021-21737

HIGH
7.5
CVSS Score
Published: June 24, 2021 at 10:39 AM UTC
Updated: June 17, 2026 at 03:36 AM UTC
2 products affected across 1 vendorZXV10 B860H V5.0 FirmwareZxv10 B860H V5.0

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%

Description

A smart STB product of ZTE is impacted by a permission and access control vulnerability. Due to insufficient protection of system application, attackers could use this vulnerability to tamper with the system desktop and affect system customization functions. This affects: ZXV10 B860H V5.0, V83011303.0010, V83011303.0016

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

ZXV10 B860H V5.0 Firmware· ZTE
95%
83011303.001083011303.0016
zte-zxv10-b860h-v5-0 (same device)
Zxv10 B860H V5.0· ZTEdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1016004

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-276

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