CVE-2004-2724

Exp

LionMax Software Chat Anywhere 2.72a allows remote attackers to cause a denial of service (server crash and client CPU consumption) via a username beginning with percent (%) followed by a null character.

Published: 2004-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-2724 is rated High Exploit Risk (69.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.95%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2004-2724

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2004-2724

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.83% 0.95% +0.12%
2 2025-03-29 0.95% 0.83% -0.12%
3 2025-03-17 — 0.95% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2724

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.1 2.0 HIGH
AV:N/AC:M/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 6.9 [email protected]

Weakness enumeration for CVE-2004-2724

Affected software / configurations for CVE-2004-2724

Vendor Product Version Raw CPE
lionmax_software chat_anywhere 2.72a cpe:2.3:a:lionmax_software:chat_anywhere:2.72a:*:*:*:*:*:*:*

References for CVE-2004-2724

cvelogic Threat Intelligence