Apple Mac OS X before 10.9 does not preserve a certain administrative system-preferences setting across software updates, which allows context-dependent attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended security configuration after the completion of an update.
Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.
Link | Tags |
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http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html | vendor advisory |