Is CVE-2011-1176 in the CISA KEV catalog?

No. CVE-2011-1176 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-1176?

CVE-2011-1176 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2011-1176?

CVE-2011-1176 has an EPSS score of 2.72% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-1176?

Upgrade apache2 on debian 11 to 2.2.17-2 or later.

CVE & CISA-KEV Catalog

CVE-2011-1176

MEDIUMEPSS 84th pctl

4.3

CVSS v2

NVD

Description

The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process.

How to fix

Remediation Available

apache2Debian

Fixed in:2.2.17-2CVE-2011-1176

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

2.72%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch2

Third-Party Advisory10

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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 2026-04-29.