# CVE-2024-1223: Improper authorization controls in PaperCut NG/MF

> Attackers with specific internal knowledge can enumerate device API information from PaperCut NG/MF when the system is in a specific runtime state.

- **Severity:** Medium 4.8 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/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:** 14 Mar 2024
- **Updated:** 26 Sep 2024
- **Also known as:** GHSA-vfgc-wr54-m4r5

## What is CVE-2024-1223?

CVE-2024-1223 is a medium-severity vulnerability in PaperCut NG, PaperCut MF, published on 14 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

This vulnerability potentially allows unauthorized enumeration of information from the embedded device APIs. An attacker must already have existing knowledge of some combination of valid usernames, device names and an internal system key. For such an attack to be successful the system must be in a specific runtime state.

Weakness: CWE-488 (Exposure of Data Element to Wrong Session)

## Which versions are affected by CVE-2024-1223?

It affects 2 products.


Products: Papercut Papercut Mf, Papercut Papercut Ng.

## How do I fix CVE-2024-1223?

No fix has been published for CVE-2024-1223 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-1223 being exploited?

There is no known exploitation of CVE-2024-1223 in the wild and no public exploit code.

## Other vulnerabilities in PaperCut NG, PaperCut MF

- [CVE-2023-27350](https://insights.sbomify.com/CVE-2023-27350/): PaperCut MF/NG Improper Access Control (critical 9.8, exploited in the wild)
- [CVE-2026-82078](https://insights.sbomify.com/CVE-2026-82078/): PaperCut NG/MF Unsafe Reflection (critical 9.4, exploited in the wild)
- [CVE-2026-81578](https://insights.sbomify.com/CVE-2026-81578/): PaperCut NG/MF Missing Authentication for Critical Function (high 8.8, exploited in the wild)
- [CVE-2023-2533](https://insights.sbomify.com/CVE-2023-2533/): PaperCut NG/MF Cross-Site Request Forgery (CSRF) (high 8.4, exploited in the wild)
- [CVE-2023-27351](https://insights.sbomify.com/CVE-2023-27351/): PaperCut NG/MF Improper Authentication (high 8.2, exploited in the wild)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-1223 and fix it if it is affected.

What it is: CVE-2024-1223 is a medium-severity vulnerability in PaperCut NG, PaperCut MF, published on 14 Mar 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-2024-1223 in the wild and no public exploit code.

Affected product: PaperCut NG, PaperCut MF. 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-2024-1223/ (Markdown: https://insights.sbomify.com/CVE-2024-1223/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-1223
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-1223
- OSV: https://osv.dev/vulnerability/CVE-2024-1223

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-1223/
Summaries are generated and may contain mistakes; the official description above is the record.