Advisory Details

May 10th, 2013

Oracle Java MethodHandle Sandbox Bypass Remote Code Execution Vulnerability

CVE ID	CVE-2013-2436
CVSS SCORE	9.3, AV:N/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Oracle
AFFECTED PRODUCTS	Java Runtime
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Oracle Java. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the usage of MethodHandles. The issue lies in the ability to bypass restrictions enforced by restrictReceiver(). An attacker can leverage this vulnerability to execute code under the context of the current process.
ADDITIONAL DETAILS	Oracle has issued an update to correct this vulnerability. More details can be found at: http://www.oracle.com/technetwork/topics/security/javacpuapr2013-1928497.html
DISCLOSURE TIMELINE	2013-03-29 - Vulnerability reported to vendor 2013-05-10 - Coordinated public release of advisory
CREDIT	Ben Murphy

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