WZZZ wrote:
This is certainly a vulnerability, and even Apple's fix included in 10.10.3 is apparently a miserable failure.
So it's apparently all better now:
APPLE-SA-2015-06-30-2 OS X Yosemite v10.10.4 and Security Update
2015-005
OS X Yosemite v10.10.4 and Security Update 2015-005 are now available
and address the following:
Admin Framework
Available for: OS X Mavericks v10.9.5,
OS X Yosemite v10.10 to v10.10.3
Impact: A process may gain admin privileges without proper
authentication
Description: An issue existed when checking XPC entitlements. This
issue was addressed through improved entitlement checking.
CVE-ID
CVE-2015-3671 : Emil Kvarnhammar at TrueSec
Admin Framework
Available for: OS X Mavericks v10.9.5,
OS X Yosemite v10.10 to v10.10.3
Impact: A non-admin user may obtain admin rights
Description: An issue existed in the handling of user
authentication. This issue was addressed through improved error
checking.
CVE-ID
CVE-2015-3672 : Emil Kvarnhammar at TrueSec
Admin Framework
Available for: OS X Yosemite v10.10 to v10.10.3
Impact: An attacker may abuse Directory Utility to gain root
privileges
Description: Directory Utility was able to be moved and modified to
achieve code execution within an entitled process. This issue was
addressed by limiting the disk location that writeconfig clients may
be executed from.
CVE-ID
CVE-2015-3673 : Patrick Wardle of Synack, Emil Kvarnhammar at TrueSec