# CVE-2001-1056

## Summary

- **CVE ID:** CVE-2001-1056
- **Severity:** UNKNOWN
- **CVSS Score:** 0.03
- **CWE:** N/A
- **Published:** Mar 9, 2002
- **Last Modified:** Mar 16, 2026

## Description

IRC DCC helper in the ip_masq_irc IP masquerading module 2.2 allows remote attackers to bypass intended firewall restrictions by causing the target system to send a "DCC SEND" request to a malicious server which listens on port 6667, which may cause the module to believe that the traffic is a valid request and allow the connection to the port specified in the DCC SEND request.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://archives.neohapsis.com/archives/bugtraq/2001-07/0750.html)
- [CNA](http://archives.neohapsis.com/archives/bugtraq/2001-07/0733.html)
- [CNA](http://www.iss.net/security_center/static/6923.php)
- [CNA](http://www.osvdb.org/1916)
- [CNA](http://www.securityfocus.com/bid/3117)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.53%
- **EPSS Percentile:** 66.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-20._