CVE-2004-2466: Efs Software Easy Chat Server

Medium severity, CVSS 5.0. EPSS: 74.7% chance of exploitation in the next 30 days.

chat.ghp in Easy Chat Server 1.2 allows remote attackers to cause a denial of service (server crash) via a long username parameter, possibly due to a buffer overflow. NOTE: it was later reported that 2.2 is also affected.

Affected products

• Efs Software Easy Chat Server: version 1.2 only; version 2.2 only

Published 2004-12-31. Last modified 2026-06-16.