Is CVE-2004-1137 in the CISA KEV catalog?

No. CVE-2004-1137 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2004-1137?

CVE-2004-1137 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2004-1137?

CVE-2004-1137 has an EPSS score of 20.82% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2004-1137

HIGHEPSS 97th pctl

10.0

CVSS v2

NVD

Description

Multiple vulnerabilities in the IGMP functionality for Linux kernel 2.4.22 to 2.4.28, and 2.6.x to 2.6.9, allow local and remote attackers to cause a denial of service or execute arbitrary code via (1) the ip_mc_source function, which decrements a counter to -1, or (2) the igmp_marksources function, which does not properly validate IGMP message parameters and performs an out-of-bounds read.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

20.82%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.