Advisory Details

October 12th, 2010

Sun Java Web Start BasicServiceImpl Remote Code Execution Vulnerability

ZDI-10-202
ZDI-CAN-705

CVE ID CVE-2010-3563
CVSS SCORE 10, (AV:N/AC:L/Au:N/C:C/I:C/A:C)
AFFECTED VENDORS Sun Microsystems
AFFECTED PRODUCTS Java Runtime
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 9673. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of the Sun Java Runtime. User interaction is required in that a target must visit a malicious page.

The specific flaw exists within the com.sun.jnlp.BasicServiceImpl class. By abusing how Web Start retrieves security policies, an attacker can forge their own and force the removal of sandbox restrictions. Successful exploitation leads to code execution under the context of the user running the browser.

ADDITIONAL DETAILS Sun Microsystems has issued an update to correct this vulnerability. More details can be found at:
http://www.oracle.com/technetwork/topics/security/javacpuoct2010-176258.html
DISCLOSURE TIMELINE
  • 2010-04-05 - Vulnerability reported to vendor
  • 2010-10-12 - Coordinated public release of advisory
CREDIT Matthias Kaiser (mka)
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