Sun Java Web Start Sandbox Bypass VulnerabilityZDI-08-042: July 17th, 2008
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 6251, 6252, 5527. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Sun Java Web Start. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
The specific flaw exists in the writeManifest() method of the CacheEntry class. A directory traversal flaw in this method allows the creation of arbitrary files on the target system. After the file has been created, a call to Runtime.getRuntime.exec() can be used to execute the file.
Vendor ResponseSun Microsystems has issued an update to correct this vulnerability. More details can be found at:
2008-05-05 - Vulnerability reported to vendor
2008-07-17 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: