CVE-2005-3683

CVE-2005-3683 is a high-severity vulnerability in Freeftpd with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 72% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Stack-based buffer overflow in freeFTPd before 1.0.9 with Logging enabled, allows remote attackers to cause a denial of service (application crash), and possibly execute arbitrary code, via a long USER command.

Frequently asked questions

What is CVE-2005-3683?
Stack-based buffer overflow in freeFTPd before 1.0.9 with Logging enabled, allows remote attackers to cause a denial of service (application crash), and possibly execute arbitrary code, via a long USER command.
How severe is CVE-2005-3683?
CVE-2005-3683 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-3683 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 72% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3683?
CVE-2005-3683 primarily affects Freeftpd. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-3683?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-3683 published?
CVE-2005-3683 was published on 2005-11-19 and last updated on 2026-06-16.

References

Affected products (9)

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