CVE-2003-0864

CVE-2003-0864 is a medium-severity vulnerability in Ircnet Ircnet Ircd with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in m_join in channel.c for IRCnet IRCD 2.10.x to 2.10.3p3 allows remote attackers to cause a denial of service.

Frequently asked questions

What is CVE-2003-0864?
Buffer overflow in m_join in channel.c for IRCnet IRCD 2.10.x to 2.10.3p3 allows remote attackers to cause a denial of service.
How severe is CVE-2003-0864?
CVE-2003-0864 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2003-0864 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0864?
CVE-2003-0864 primarily affects Ircnet Ircnet Ircd. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0864?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0864 published?
CVE-2003-0864 was published on 2003-11-17 and last updated on 2026-06-16.

References

Affected products (2)