CVE-2003-0321

Name: CVE-2003-0321
Creator: NVD / NIST
Published: 2003-06-09T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.25%

Last modified Jun 16, 2026

CVE-2003-0321 is a vulnerability of currently unknown severity. Multiple buffer overflows in BitchX IRC client 1.0-0c19 and earlier allow remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via long hostnames, nicknames, or channel names, which are not properly handled by the functions (1) send_ctcp, (2) cannot_join_channel, (3) cluster, (4) BX_compress_modes, (5) handle_oper_vision, and (6) ban_it.. EPSS estimates a 4.25% chance of exploitation in the next 30 days.

Description

Multiple buffer overflows in BitchX IRC client 1.0-0c19 and earlier allow remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via long hostnames, nicknames, or channel names, which are not properly handled by the functions (1) send_ctcp, (2) cannot_join_channel, (3) cluster, (4) BX_compress_modes, (5) handle_oper_vision, and (6) ban_it.

Metrics

EPSS Probability

4.25%

89.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Colten Edwards	Bitchx	<= 1.0.0c19

References

Timeline

Published: Jun 9, 2003
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2003-0321?

How severe is CVE-2003-0321?

Severity scoring for CVE-2003-0321 is pending analysis. The EPSS model estimates a 4.25% probability of exploitation in the next 30 days.

How do I fix CVE-2003-0321?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2003-0321?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST