Description
The Keychain implementation in Apple Mac OS X 10.6.8 and earlier does not properly handle an untrusted attribute of a Certification Authority certificate, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via an Extended Validation certificate, as demonstrated by https access with Safari.
Metrics
CVSS 2.0 4.3/10
AV:N/AC:M/Au:N/C:N/I:P/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- http://support.apple.com/kb/HT5130
- http://www.computerworld.com/s/article/9219669/Mac_OS_X_can_t_properly_revoke_dodgy_digital_certificates
- http://www.securityfocus.com/bid/49429
- http://www.securitytracker.com/id?1026002
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69556
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- http://support.apple.com/kb/HT5130
- http://www.computerworld.com/s/article/9219669/Mac_OS_X_can_t_properly_revoke_dodgy_digital_certificates
- http://www.securityfocus.com/bid/49429
- http://www.securitytracker.com/id?1026002
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69556
Timeline
- Published
- Sep 12, 2011
- Last modified
- Jun 16, 2026
- NVD status
- Modified