CVE-2004-1533

DMS POP3 1.5.3.27 - Denial of Service via Long Username or Password

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-1533. PoCs published by Reed Arvin.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in DMS POP3 Server 1.5.3 build 37 by sending an oversized USER command (1023 'A' characters), causing a denial-of-service (DoS) condition. The script verifies success by attempting to reconnect to the service.

Description

Buffer overflow in pop3svr.exe for DMS POP3 1.5.3.27 and earlier allows remote attackers to cause a denial of service (service crash) via a long (1) username or (2) password.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Reed Arvin · perlremotewindows
https://www.exploit-db.com/exploits/644

This exploit targets a buffer overflow vulnerability in DMS POP3 Server 1.5.3 build 37 by sending an oversized USER command (1023 'A' characters), causing a denial-of-service (DoS) condition. The script verifies success by attempting to reconnect to the service.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: DMS POP3 Server for Windows 2000/XP 1.5.3 build 37
No auth needed
Prerequisites: Network access to the target POP3 service
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/13248
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/18161
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/11705
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=110081437508585&w=2

Scores

EPSS 0.0754
EPSS Percentile 93.7%

Details

Status published
Products (1)
digital_mappings_systems/pop3_server 1.5.3_build37
Published Dec 31, 2004
Tracked Since Feb 18, 2026