Is CVE-2004-0811 in the CISA KEV catalog?

No. CVE-2004-0811 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2004-0811?

CVE-2004-0811 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2004-0811?

CVE-2004-0811 has an EPSS score of 6.81% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2004-0811?

Upgrade apache2 on debian 11 to 2.0.52 or later.

CVE & CISA-KEV Catalog

CVE-2004-0811

HIGHEPSS 93th pctl

7.5

CVSS v2

NVD

Description

Unknown vulnerability in Apache 2.0.51 prevents "the merging of the Satisfy directive," which could allow attackers to obtain access to restricted resources contrary to the specified authentication configuration.

How to fix

Remediation Available

apache2Debian

Fixed in:2.0.52CVE-2004-0811

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

6.81%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

apache.org

Other references18

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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.