Pablo Software Solutions Quick 'n Easy Mail Server 3.3 allows remote attackers to cause a denial of service (daemon outage or CPU consumption) via multiple long SMTP commands, as demonstrated by HELO commands.
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Pablo Software Solutions Quick 'n Easy Mail Server 3.3 allows remote attackers to cause a denial of service (daemon outage or CPU consumption) via multiple long SMTP commands, as demonstrated by HELO commands.
May 11, 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 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
Quick 'n Easy Mail Server 3.3 (Demo) - Remote Denial of Service (PoC)
Open source ↗Explore the affected products and dependency analysis for CVE-2009-1602
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CWE-119