CVE-2011-4197

N/A Unknown
Published: January 03, 2012 Modified: April 29, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://archives.neohapsis.com/archives/bugtraq/2011-12/0152.html
Source: cve@mitre.org
http://secunia.com/advisories/46780
Source: cve@mitre.org
Vendor Advisory
http://www.osvdb.org/77982
Source: cve@mitre.org
http://www.securityfocus.com/bid/51169
Source: cve@mitre.org
https://exchange.xforce.ibmcloud.com/vulnerabilities/71969
Source: cve@mitre.org
https://github.com/bsdperimeter/pfsense/commit/1379d66f11aaf72982a70287b83e24efcd18898e
Source: cve@mitre.org
https://github.com/bsdperimeter/pfsense/commit/87b4deb2b2dae9013e6aa0fe490d6a5a04a27894
Source: cve@mitre.org
https://www.trustmatta.com/advisories/MATTA-2011-001.txt
Source: cve@mitre.org
http://archives.neohapsis.com/archives/bugtraq/2011-12/0152.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/46780
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.osvdb.org/77982
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/51169
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/71969
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/bsdperimeter/pfsense/commit/1379d66f11aaf72982a70287b83e24efcd18898e
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/bsdperimeter/pfsense/commit/87b4deb2b2dae9013e6aa0fe490d6a5a04a27894
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.trustmatta.com/advisories/MATTA-2011-001.txt
Source: af854a3a-2127-422b-91ae-364da2661108

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
2.0%
78th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-264

Affected Vendors

pfsense

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