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CVE-2020-6882

HIGH
7.5
CVSS Score
Published: December 21, 2020 at 05:18 PM UTC
Updated: June 17, 2026 at 03:23 AM UTC
6 products affected across 1 vendorZxhn E8820 FirmwareZxhn E8822 FirmwareZxhn E8810 Firmware

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

ZTE E8810/E8820/E8822 series routers have an information leak vulnerability, which is caused by hard-coded MQTT service access credentials on the device. The remote attacker could use this credential to connect to the MQTT server, so as to obtain information about other devices by sending specific topics. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>

Affected

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

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]
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-798

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