# CVE-2021-4468: PLANEX CS-QP50F-ING2 Smart Camera Remote Configuration Disclosure

> Unauthenticated attackers can download configuration backups from PLANEX smart cameras, exposing credentials and enabling administrative access.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Nov 2025
- **Updated:** 17 Nov 2025
- **Also known as:** GHSA-4w9w-pqwx-pfqr

## What is CVE-2021-4468?

CVE-2021-4468 is a high-severity missing authorization vulnerability in PLANEX COMMUNICATIONS Inc. CS-QP50F-ING2, published on 14 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

PLANEX CS-QP50F-ING2 smart cameras expose a configuration backup interface over HTTP that does not require authentication. A remote, unauthenticated attacker can directly retrieve a compressed configuration backup file from the device. The backup contains sensitive configuration information, including credentials, allowing an attacker to obtain administrative access to the camera and compromise the confidentiality of the monitored environment.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2021-4468?


## How do I fix CVE-2021-4468?

No fix has been published for CVE-2021-4468 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-4468 being exploited?

There is no known exploitation of CVE-2021-4468 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-4468 and fix it if it is affected.

What it is: CVE-2021-4468 is a high-severity missing authorization vulnerability in PLANEX COMMUNICATIONS Inc. CS-QP50F-ING2, published on 14 Nov 2025. 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-2021-4468 in the wild and no public exploit code.

Affected product: PLANEX COMMUNICATIONS Inc. CS-QP50F-ING2. 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-2021-4468/ (Markdown: https://insights.sbomify.com/CVE-2021-4468/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-4468
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-4468
- OSV: https://osv.dev/vulnerability/CVE-2021-4468

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-4468/
Summaries are generated and may contain mistakes; the official description above is the record.