CVE-2009-1602

Quick 'n Easy Mail Server 3.3 - Denial of Service via Long SMTP Commands

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-1602. PoCs published by shinnai.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service (DoS) vulnerability in Quick 'n Easy Mail Server 3.3 (Demo) by sending multiple long strings to the SMTP server, causing it to become unresponsive after approximately 25 requests.

Description

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.

Exploits (1)

exploitdb WORKING POC VERIFIED
by shinnai · pythondoswindows
https://www.exploit-db.com/exploits/8606

This exploit demonstrates a denial-of-service (DoS) vulnerability in Quick 'n Easy Mail Server 3.3 (Demo) by sending multiple long strings to the SMTP server, causing it to become unresponsive after approximately 25 requests.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Quick 'n Easy Mail Server 3.3 (Demo)
No auth needed
Prerequisites: Network access to the target SMTP server (port 25)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/54215
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/8606
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/34814
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/50299
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34992

Scores

EPSS 0.0276
EPSS Percentile 84.3%

Details

CWE
CWE-119
Status published
Products (1)
pablosoftwaresolutions/quick\'n_easy_mail_server 3.3
Published May 11, 2009
Tracked Since Feb 18, 2026