CVE-1999-0672

Fujitsu Chocoa - Buffer Overflow via IRC Channel Topic

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-0672. PoCs published by UNYUN.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in Chocoa IRC client version 1.0beta7R. It crafts a malicious IRC server response to overwrite the buffer and execute arbitrary commands via shellcode.

Description

Buffer overflow in Fujitsu Chocoa IRC client via IRC channel topics.

Exploits (1)

exploitdb WORKING POC VERIFIED

by UNYUN · cremotewindows

https://www.exploit-db.com/exploits/19449

View Code ZIP pw:eip

This exploit targets a buffer overflow vulnerability in Chocoa IRC client version 1.0beta7R. It crafts a malicious IRC server response to overwrite the buffer and execute arbitrary commands via shellcode.

Classification

Working Poc 95%

Attack Type

Rce

Complexity

Moderate

Reliability

Reliable

Target: Chocoa IRC client 1.0beta7R

No auth needed

Prerequisites: Network access to the target IRC client · Target must connect to a malicious IRC server

MITRE ATT&CK

T1190 - Exploit Public-Facing Application T1059 - Command and Scripting Interpreter

devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1

Core References

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/573

Scores

EPSS 0.0159

EPSS Percentile 72.5%

Details

Status published

Products (1)

fujitsu/chocoa 1.0beta7r

Published Aug 01, 1999

Tracked Since Feb 18, 2026