EIP-2026-103521

PRE-CVE

Ipswitch IMail 5.0 - Whois32 Daemon Buffer Overflow (Denial of Service) (PoC)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103521. PoCs published by Marc of eEye.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow vulnerability in IMail's whois server by sending a 1000-character string to port 43, causing a crash. The PoC is minimal but functional for triggering the DoS condition.

Description

Ipswitch IMail 5.0 - Whois32 Daemon Buffer Overflow (Denial of Service) (PoC)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Marc of eEye · textdosmultiple
https://www.exploit-db.com/exploits/19382

This exploit demonstrates a buffer overflow vulnerability in IMail's whois server by sending a 1000-character string to port 43, causing a crash. The PoC is minimal but functional for triggering the DoS condition.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: IMail whois server (version unspecified)
No auth needed
Prerequisites: network access to target's port 43
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026