CVE-2011-3422
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…
Does this matter?
Lower severity and a low EPSS score (0.86%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
- EPSS
- 0.86% probability · 56th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- apple/mac os x · apple/mac os x server
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.