Is CVE-2007-4411 in the CISA KEV catalog?

No. CVE-2007-4411 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-4411?

CVE-2007-4411 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2007-4411?

CVE-2007-4411 has an EPSS score of 1.18% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-4411?

Upgrade ircd-ircu on debian 11 to 2.10.12.10.dfsg1-1 or later.

CVE & CISA-KEV Catalog

CVE-2007-4411

MEDIUM

4.3

CVSS v2

NVD

Description

ircu 2.10.12.05 and earlier allows remote attackers to discover the hidden IP address of arbitrary +x users via a series of /silence commands with (1) CIDR mask arguments or (2) certain other arguments that represent groups of IP addresses, then monitoring CTCP ping replies.

How to fix

Remediation Available

ircd-ircuDebian

Fixed in:2.10.12.10.dfsg1-1CVE-2007-4411

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.18%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Exploit1

securityfocus.com

Other references3

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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 2026-04-23.