Easy Chat Server chat.ghp script long username denial of service

easychat-chatghp-username-dos (16629) The risk level is classified as LowLow Risk

Description:

Easy Chat Server is vulnerable to a denial of service. By supplying a long string of approximately 300 bytes to the username parameter in the chat.ghp script, a remote attacker could cause the server to crash.

Platforms Affected:

  • EFS Software, Easy Chat Server 1.2

Remedy:

No remedy available as of July 4, 2009.

Consequences:

Denial of Service

References:

  • Easy Chat Server Web site, Chat server software free download - build your own chat room at http://www.echatserver.com/.
  • Full-Disclosure Mailing List, Fri Jul 02 2004 - 03:46:35 CDT, Multiple Vulnerabilities in Easy Chat Server 1.2 at http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html.
  • BID-25328: EFS Software Easy Chat Server Authentication Request Handling Remote Buffer Overflow Vulnerability
  • CVE-2004-2466: 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.
  • OSVDB ID: 7416: Easy Chat Server Long Username DoS
  • SA12006: Easy Chat Server Multiple Vulnerabilities
  • SA26461: Easy Chat Server "username" Buffer Overflow Vulnerability
  • VUPEN/ADV-2007-2901: Easy Chat Server username Processing Remote Denial of Service Vulnerability

Reported:

Jul 05, 2004

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