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CVE-2011-4197

Published Jan 3, 2012 pfsense CWE-264

Overview

CVE-2011-4197 is a known-severity vulnerability affecting pfsense pfsense. It was published on January 3, 2012.

Technical Description

etc/inc/certs.inc in the PKI implementation in pfSense before 2.0.1 creates each X.509 certificate with a true value for the CA basic constraint, which allows remote attackers to create sub-certificates for arbitrary subjects by leveraging the private key.

Remediation

Check the references section for vendor advisories and patches from pfsense. Update pfsense to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
pfsense pfsense 0 Affected

References

Ref archives.neohapsis.com/archives/bugtraq/2011-12/0152.html Ref secunia.com/advisories/46780 Ref www.osvdb.org/77982 Ref www.securityfocus.com/bid/51169 Ref exchange.xforce.ibmcloud.com/vulnerabilities/71969 GitHub github.com/bsdperimeter/pfsense/commit/1379d66f11aaf72982a70287b83e24efcd18898e GitHub github.com/bsdperimeter/pfsense/commit/87b4deb2b2dae9013e6aa0fe490d6a5a04a27894 Ref www.trustmatta.com/advisories/MATTA-2011-001.txt Ref archives.neohapsis.com/archives/bugtraq/2011-12/0152.html Ref secunia.com/advisories/46780

Frequently Asked Questions

What is CVE-2011-4197?

CVE-2011-4197 is a known-severity vulnerability affecting pfsense pfsense. It was published on January 3, 2012.

How severe is CVE-2011-4197?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2011-4197?

Check the references section for vendor advisories and patches from pfsense. Update pfsense to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-4197?

CyberStrike's AI-powered security agents can automatically detect CVE-2011-4197 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

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