CVE-2004-2466 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 74.7% (pctl 99)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 74.7% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2004-12-31 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| efs software | easy chat server |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Easy Chat Server 3.1 - Remote Stack Buffer Overflow (SEH) | 2022-08-01 |
| exploit-db | EFS Easy Chat Server 3.1 - Remote Stack Buffer Overflow | 2014-05-12 |
| exploit-db | EFS Easy Chat Server - Authentication Request Handling Buffer Overflow (Metasploit) | 2010-08-06 |
| exploit-db | EFS Easy Chat Server 2.2 - Remote Denial of Service | 2007-08-14 |
References
- http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html
- http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html
- http://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.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
- 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://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.html
- http://secunia.com/advisories/12006
- http://secunia.com/advisories/26461
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