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.
Affected products
- pfSense / pfsense2.0
- pfSense / pfsense1.0.x – 1.0.x
- pfSense / pfsense1.2.1 – 1.2.1
- pfSense / pfsense1.2.2 – 1.2.2
- pfSense / pfsense1.2.3 – 1.2.3
References
- MISChttp://www.securityfocus.com/bid/51169
- PATCHhttps://github.com/bsdperimeter/pfsense/commit/87b4deb2b2dae9013e6aa0fe490d6a5a04a27894
- PATCHhttps://github.com/bsdperimeter/pfsense/commit/1379d66f11aaf72982a70287b83e24efcd18898e
- MISChttp://archives.neohapsis.com/archives/bugtraq/2011-12/0152.html
- VENDOR_ADVISORYhttps://www.trustmatta.com/advisories/MATTA-2011-001.txt
- MISChttps://exchange.xforce.ibmcloud.com/vulnerabilities/71969
- MISChttp://www.osvdb.org/77982
- VENDOR_ADVISORYhttp://secunia.com/advisories/46780
Updated 17m ago · 8 sources