CVE-1999-1551

Ipswitch IMail 5.0 - Buffer Overflow via Long URL

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-1551. PoCs published by Marc of eEye.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service (DoS) vulnerability in the IMail web server by sending an abnormally long URL (3000 characters) via a GET request to port 8383, causing the server to crash.

Description

Buffer overflow in Ipswitch IMail Service 5.0 allows an attacker to cause a denial of service (crash) and possibly execute arbitrary commands via a long URL.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Marc of eEye · textdosmultiple
https://www.exploit-db.com/exploits/19380

This exploit demonstrates a denial-of-service (DoS) vulnerability in the IMail web server by sending an abnormally long URL (3000 characters) via a GET request to port 8383, causing the server to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: IMail web server
No auth needed
Prerequisites: Network access to the target server on port 8383
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/1898
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/505
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=92038879607336&w=2

Scores

EPSS 0.7179
EPSS Percentile 99.3%

Details

Status published
Products (2)
ipswitch/imail 5.0
ipswitch/imail 6.0
Published Mar 02, 1999
Tracked Since Feb 18, 2026