Vulnerability record · CVE-2004-2467 · published 31 December 2004

CVE-2004-2467: Efs software easy chat server vulnerability

Efs Software · Easy Chat Server

chat.ghp in Easy Chat Server 1.2 allows remote attackers to add a large number of fake users, then eventually cause a denial of service (server crash).

5.0 CVSS 2.0 Medium EPSS 2.8% · top 14.1%

5.0CVSS 2.0 base score

2.8%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

12References, 8 tagged exploit

16 Jun 2026Last modified by NVD

Description

chat.ghp in Easy Chat Server 1.2 allows remote attackers to add a large number of fake users, then eventually cause a denial of service (server crash).

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Easy Chat Server Efs Software

References

Link	Tags
http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html	ExploitVendor Advisory
http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html	ExploitVendor Advisory
http://secunia.com/advisories/12006	Vendor Advisory
http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt	ExploitVendor Advisory
http://www.osvdb.org/7417	Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/16633
http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html	ExploitVendor Advisory
http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html	ExploitVendor Advisory
http://secunia.com/advisories/12006	Vendor Advisory
http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt	ExploitVendor Advisory
http://www.osvdb.org/7417	Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/16633

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2006-6933Efs software easy chat server vulnerabilityEasy Chat Server 2.1 stores sensitive information under the web root with insufficient access control, which allows remote attackers to download cert…EPSS 2.2%16 Jan 2007 5.0CVE-2004-2466Easy Chat Server chat.ghp username buffer overflow denial of serviceEasy Chat Server 1.2 (and reportedly 2.2) mishandles an overly long username parameter in chat.ghp, causing a server crash that is possibly a buffer …EPSS 75%analysed31 Dec 2004 4.3CVE-2004-2465Efs software easy chat server vulnerabilityCross-site scripting (XSS) vulnerability in chat.ghp in Easy Chat Server 1.2 allows remote attackers to inject arbitrary web script or HTML via the u…EPSS 0.99%31 Dec 2004

Source: NIST National Vulnerability Database (record CVE-2004-2467), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.