CVE-2004-1866

CVE-2004-1866 is a medium-severity vulnerability in Nstx Ip Over Dns Utility 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

nstxd in Nstx 1.1 beta3 and earlier allows remote attackers to cause a denial of service (crash) via a large packet, which triggers a null dereference.

Frequently asked questions

What is CVE-2004-1866?
nstxd in Nstx 1.1 beta3 and earlier allows remote attackers to cause a denial of service (crash) via a large packet, which triggers a null dereference.
How severe is CVE-2004-1866?
CVE-2004-1866 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1866 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1866?
CVE-2004-1866 primarily affects Nstx Ip Over Dns Utility. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-1866?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1866 published?
CVE-2004-1866 was published on 2004-03-26 and last updated on 2026-06-16.

References

Affected products (4)