CVE-2004-2466

CVE-2004-2466 is a medium-severity vulnerability in Efs Software Easy Chat Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 75% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

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.

Frequently asked questions

What is 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 due to a buffer overflow. NOTE: it was later reported that 2.2 is also affected.
How severe is CVE-2004-2466?
CVE-2004-2466 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-2466 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2466?
CVE-2004-2466 primarily affects Efs Software Easy Chat Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2466?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-2466 published?
CVE-2004-2466 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (2)

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