WebKit, as used in Apple iOS before 8.1.3, does not properly determine scrollbar boundaries during the rendering of FRAME elements, which allows remote attackers to spoof the UI via a crafted web site.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4467
Reference (s):
- APPLE:APPLE-SA-2015-01-27-2
- URL: http://lists.apple.com/archives/security-announce/2015/Jan/msg00001.html
- http://support.apple.com/HT204245