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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:P/I:P/A:P
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
VendorProductVersion
pfsensepfsense
𝑥
≤ 2.0
pfsensepfsense
1.0.x:x
pfsensepfsense
1.2.1
pfsensepfsense
1.2.2
pfsensepfsense
1.2.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
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