Oracle Java JavaFX WCGraphicsManager Remote Code Execution Vulnerability

February 11th, 2013
ZDI-13-012 ZDI-CAN-1725

CVE ID

CVE-2012-1543

CVSS Score

7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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 JavaFX WCGraphicsManager class. This class exposes methods that result in calls to the append() native function. One of the arguments passed to this native function is interpreted as a pointer to an object. This can be leveraged by an attacker to gain remote code execution under the context of the 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/javacpufeb2013-1841061.html

Disclosure Timeline

  • 2013-01-07 - Vulnerability reported to vendor
  • 2013-02-11 - Coordinated public release of advisory

Credit

Vitaliy Toropov

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