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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2004-2466
• https://exchange.xforce.ibmcloud.com/vulnerabilities/16629
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36013
• https://www.exploit-db.com/exploits/4289
• http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html
• http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html
• http://secunia.com/advisories/12006
• http://secunia.com/advisories/26461
• http://secunia.com/advisories/58427
• http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt
• http://www.exploit-db.com/exploits/33326
• http://www.osvdb.org/7416
• http://www.securityfocus.com/bid/25328
• http://www.securityfocus.com/bid/67384
• http://www.vupen.com/english/advisories/2007/2901
• http://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.html