Sun.Java.Pack200.Decoding.Inner.Class

NameSun.Java.Pack200.Decoding.Inner.Class.Count.Integer.Overflow
Release DateJan 05, 2010
SeverityCritical
ImpactSystem Compromise: Remote attackers can gain control of vulnerable systems.
DescriptionThis indicates an attack attempt against an integer-overflow vulnerability in
Sun Java.

The vulnerability is caused by an error when the vulnerable software handles
a malicious Pack200 compressed JAR file. It allows a remote attacker to execute arbitrary code via sending a crafted web page.
Affected ProductsJDK and JRE 6 Update 14 and earlier
JDK and JRE 5.0 Update 19 and earlier
Recommended ActionsUpgrade to the following versions:
JDK and JRE 6 Update 15 or later
JDK and JRE 5.0 Update 20 or later
Common Vulnerabilities and Exposures (CVE)http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-2675
Reference/shttp://labs.idefense.com/intelligence/vulnerabilities/display.php?id=814
http://www.zerodayinitiative.com/advisories/ZDI-09-049
Reference: VID-17640