# CVE-2024-4021: Keenetic KN-1010/KN-1410/KN-1711/KN-1810/KN-1910 Configuration Setting ndmComponents.js information disclosure

> Remote attackers can access sensitive configuration data from Keenetic routers via the ndmComponents.js file, requiring vendor patches.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Apr 2024
- **Updated:** 1 Aug 2024
- **Also known as:** GHSA-qpjq-mm4r-7g3r

## What is CVE-2024-4021?

CVE-2024-4021 is a medium-severity vulnerability in Keenetic KN-1010, published on 21 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was found in Keenetic KN-1010, KN-1410, KN-1711, KN-1810 and KN-1910 up to 4.1.2.15. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /ndmComponents.js of the component Configuration Setting Handler. The manipulation leads to information disclosure. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-261673 was assigned to this vulnerability. NOTE: The vendor is aware of this issue and plans to fix it by the end of 2024.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2024-4021?


## How do I fix CVE-2024-4021?

No fix has been published for CVE-2024-4021 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-4021 being exploited?

There is no known exploitation of CVE-2024-4021 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-4021 and fix it if it is affected.

What it is: CVE-2024-4021 is a medium-severity vulnerability in Keenetic KN-1010, published on 21 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-4021 in the wild and no public exploit code.

Affected product: Keenetic KN-1010. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2024-4021/ (Markdown: https://insights.sbomify.com/CVE-2024-4021/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-4021
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-4021
- OSV: https://osv.dev/vulnerability/CVE-2024-4021

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-4021/
Summaries are generated and may contain mistakes; the official description above is the record.