Buffer overflow in Labtam ProFTP 2.9 allows remote FTP servers to cause a denial of service (application crash) or execute arbitrary code via a long 220 reply (aka connection greeting or welcome message).
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Buffer overflow in Labtam ProFTP 2.9 allows remote FTP servers to cause a denial of service (application crash) or execute arbitrary code via a long 220 reply (aka connection greeting or welcome message).
November 18, 2009
April 23, 2026
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
ProFTP 2.9 - Banner Remote Buffer Overflow (Metasploit)
Open source ↗ProFTP 2.9 - Welcome Message Remote Buffer Overflow (Metasploit)
Open source ↗ProFTP 2.9 Banner Remote Buffer Overflow
Open source ↗Explore the affected products and dependency analysis for CVE-2009-3976
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CWE-119