CVE-2020-6863

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-02-27 · updated 2026-06-17

Description

ZTE E8820V3 router product is impacted by a permission and access control vulnerability. Attackers could use this vulnerability to tamper with DDNS parameters and send DoS attacks on the specified URL.

Affected products

ZTE Corporation E8820V3: before 3.1.0.1000.5 — fixed in 3.1.0.1000.5

How to fix

Upgrade to a fixed version: ZTE Corporation E8820V3 3.1.0.1000.5. Check the vendor advisory for mitigations.

References

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1012382
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1012382

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