#VU44418 Permissions, Privileges, and Access Controls in pfsense - CVE-2011-4197 

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Main Vulnerability Database Vulnerabilities #VU44418

#VU44418 Permissions, Privileges, and Access Controls in pfsense - CVE-2011-4197

Published: January 3, 2012 / Updated: August 11, 2020


Vulnerability identifier: #VU44418
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-4197
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
pfsense
Software vendor:
Rubicon Communications

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

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

Install update from vendor's website.

External links