CVE-2005-4456

MailEnable Professional <1.71 & Enterprise <1.1 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2005-4456. PoCs published by muts.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in MailEnable Enterprise 1.1 IMAP EXAMINE command. It uses a two-stage shellcode approach to bypass space limitations and achieve remote code execution, binding a shell to port 4444.

Description

Multiple buffer overflows in MailEnable Professional 1.71 and Enterprise 1.1 before patch ME-10009 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) LIST, (2) LSUB, and (3) UID FETCH commands. NOTE: it is possible that these are alternate vectors for the issue described in CVE-2005-4402.

Exploits (1)

exploitdb WORKING POC VERIFIED
by muts · pythonremotewindows
https://www.exploit-db.com/exploits/1378

This exploit targets a buffer overflow vulnerability in MailEnable Enterprise 1.1 IMAP EXAMINE command. It uses a two-stage shellcode approach to bypass space limitations and achieve remote code execution, binding a shell to port 4444.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: MailEnable Enterprise 1.1 (pre ME-10009.EXE patch)
Auth required
Prerequisites: Network access to the IMAP service · Valid credentials for authentication
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/18134
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/15985
Exploit, Patch, Vendor Advisory mailing-list x_refsource_fulldisc
http://seclists.org/lists/fulldisclosure/2005/Dec/1036.html

Scores

EPSS 0.0714
EPSS Percentile 93.4%

Details

Status published
Products (2)
mailenable/mailenable_enterprise 1.1
mailenable/mailenable_professional 1.71
Published Dec 21, 2005
Tracked Since Feb 18, 2026