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CVE-2005-3900: Macromedia Breeze servers can crash from malformed RTMP data

CVE-2005-3900 · published 20 years ago

Summary

Versions 5.1 and earlier of Macromedia Breeze Communication Server and Breeze Live Server do not properly check certain streaming data. An attacker who sends specially crafted data can make the server unstable or cause it to stop working. Update to a newer version or apply the vendor's patch to restore proper validation.

Original advisory text

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 c...

References

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

Fix within

Internet-facing 14 days

Internal 60 days

Not known to be exploited
Can be exploited automatically (estimated)
Gives an attacker partial control (estimated)

Severity

7.8 High

Exploitation

2% chance of attack within 30 days

Timeline

Published29 Nov 2005

Updated3 Nov 2026

First seen29 Sep 2026

Sources

CVE-2005-3900 · NVD

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