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    CVE-2011-4197

    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.

    Published:Jan 3, 2012
    Last Modified:Apr 11, 2025
    EPS:Jan 3, 2012
    EPSS Score:0.00902
    CVSS Score:7.5

    Affected Products

    Vendor
    Pfsense
    Product
    Pfsense

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2025-69690 (CVSS 9.1) — Netgate pfSense CE 2.7.2 allows code execution by using the module installer with a backup file with a seriali…
    CVE-2025-34178 (CVSS 5.1) — In pfSense CE /suricata/suricata_app_parsers.php, the value of the policy_name parameter is not sanitized of H…
    CVE-2025-34177 (CVSS 5.1) — In pfSense CE /suricata/suricata_flow_stream.php, the value of the policy_name parameter is not sanitized of H…
    CVE-2025-34176 (CVSS 5.3) — In pfSense CE /suricata/suricata_ip_reputation.php, the value of the iplist parameter is not sanitized of dire…
    CVE-2025-34175 (CVSS 5.1) — In pfSense CE /usr/local/www/suricata/suricata_filecheck.php, the value of the filehash parameter is directly …
    CVE-2025-34174 (CVSS 5.1) — In pfSense CE /usr/local/www/status_traffic_totals.php, the value of the start-day parameter is not ensured to…
    CVE-2025-34173 (CVSS 5.3) — In pfSense CE /usr/local/www/snort/snort_ip_reputation.php, the value of the iplist parameter is not sanitized…
    CVE-2025-34172 (CVSS 4.8) — In pfSense CE /usr/local/www/haproxy/haproxy_stats.php, the value of the showsticktablecontent parameter is di…
    CVE-2025-53392 (CVSS 5) — In Netgate pfSense CE 2.8.0, the "WebCfg - Diagnostics: Command" privilege allows reading arbitrary files via …

    References

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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High