Apple Safari before 6.2.5, 7.x before 7.1.5, and 8.x before 8.0.5 does not properly select X.509 client certificates, which makes it easier for remote attackers to track users via a crafted web site.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1129
Reference (s):
- APPLE:APPLE-SA-2015-04-08-1
- URL: http://lists.apple.com/archives/security-announce/2015/Apr/msg00000.html
- APPLE:APPLE-SA-2015-09-16-1
- URL: http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
- https://support.apple.com/HT204658