Apple has released an additional security advisory and updated software to address the Apple OS X App sandbox LaunchServices security bypass vulnerability.
A vulnerability in Apple Mac OS X could allow an unauthenticated, remote attacker to bypass security restrictions on a targeted system.
The vulnerability is due to improper security restrictions imposed by the affected application. An attacker could exploit this vulnerability to cause sandbox permission violations in a shared hosting environment. Successful exploitation could allow the attacker to bypass security restrictions to access sensitive information on the targeted system.
Apple has confirmed the vulnerability and released software updates.
Apple Mac OS X versions prior to 10.9 are vulnerable.
To exploit the vulnerability, the attacker may provide a link that directs a user to a malicious site and use misleading language or instructions to persuade the user to follow the provided link.
Apple has released security advisories at the following links:HT6011and HT6150
An attacker could exploit this vulnerability to bypass sandbox security to gain unauthorized access on a targeted system. Successful exploitation could result in a complete system compromise.
The vulnerability is in the App Sandbox LaunchServices interface, which allows sandbox applications to specify arguments before passing to a new process.
An unauthenticated, remote attacker could exploit this vulnerability to bypass the sandbox restrictions and launch additional attacks on a targeted system.
Administrators are advised to apply the appropriate updates.
Users should verify that unsolicited links are safe to follow.
Administrators are advised to monitor affected systems.
Apple has released updated software at the following link:
Version 1, October 24, 2013, 3:58 PM: Apple Mac OS X contains a vulnerability that could allow an unauthenticated, remote attacker to bypass security restrictions on a targeted system. Updates are available.
The security vulnerability applies to the following combinations of products.
Mac OS X
10.7 Base | 10.7.1 Base | 10.7.2 Base | 10.7.3 Base | 10.7.4 Base | 10.7.5 Base | 10.8 Base | 10.8.1 Base | 10.8.2 Base | 10.8.3 Base | 10.8.4 Base | 10.8.5 Base
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