# CVE-2024-28038: Memory corruption in Multiple MFPs (multifunction printers)

> Attackers can trigger a stack buffer overflow via the web interface cookie, potentially executing code or crashing the device.

- **Severity:** Critical 9.0 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Nov 2024
- **Updated:** 4 Nov 2025
- **Also known as:** GHSA-cmfc-j23h-6h8c

## What is CVE-2024-28038?

CVE-2024-28038 is a critical memory corruption vulnerability in Sharp Corporation Multiple MFPs (multifunction printers), published on 26 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The web interface of the affected devices processes a cookie value improperly, leading to a stack buffer overflow. More precisely, giving too long character string to MFPSESSIONID parameter results in a stack buffer overflow. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

Weakness: CWE-121 (Stack-based Buffer Overflow)

## Which versions are affected by CVE-2024-28038?


## How do I fix CVE-2024-28038?

No fix has been published for CVE-2024-28038 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-28038 being exploited?

There is no known exploitation of CVE-2024-28038 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-28038 and fix it if it is affected.

What it is: CVE-2024-28038 is a critical memory corruption vulnerability in Sharp Corporation Multiple MFPs (multifunction printers), published on 26 Nov 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-2024-28038 in the wild and no public exploit code.

Affected product: Sharp Corporation Multiple MFPs (multifunction printers). 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-2024-28038/ (Markdown: https://insights.sbomify.com/CVE-2024-28038/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-28038
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-28038
- OSV: https://osv.dev/vulnerability/CVE-2024-28038

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-28038/
Summaries are generated and may contain mistakes; the official description above is the record.