Java Runtime Environment (JRE) Integer Overflow in Unpack200 Lets Remote Users Access Files and Gain Privileges on the Target System
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SecurityTracker Alert ID: 1022656 |
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SecurityTracker URL: http://securitytracker.com/id/1022656
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CVE Reference:
CVE-2009-2675
(Links to External Site)
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Updated: Aug 7 2009
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Original Entry Date: Aug 5 2009
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Impact:
Disclosure of system information, Disclosure of user information, Execution of arbitrary code via network, Modification of user information, User access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): JDK and JRE 6 Update 14 and prior, JDK and JRE 5.0 Update 19 and prior
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Description:
A vulnerability was reported in Java Runtime Environment (JRE) in the Unpack200 utility. A remote user can access files on the target user's system. A remote user can cause arbitrary applications on the target user's system to be executed.
A remote user can create a specially crafted applet or Web Start application that, when loaded by the target user, will trigger an integer overflow in the "Unpack200" JAR unpacking utility to gain access to files on the target system or execute arbitrary applications residing on the target system.
iDefense and an anonymous researcher working with TippingPoint reported this vulnerability.
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Impact:
A remote user can create an applet or Web Start application that, when loaded by the target user, will access files or execute arbitrary applications on the target user's system.
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Solution:
The vendor has issued a fix for Windows, Solaris, and Linux:
* JDK and JRE 6 Update 15 or later
* JDK and JRE 5.0 Update 20 or later
Java SE releases are available at:
JDK and JRE 6 Update 15:
http://java.sun.com/javase/downloads/index.jsp
JRE 6 Update 15:
http://java.com/
through the Java Update tool for Microsoft Windows users.
JDK 6 Update 15 for Solaris is available in the following patches:
* Java SE 6 Update 15 (as delivered in patch 125136-16)
* Java SE 6 Update 15 (as delivered in patch 125137-16 (64bit))
* Java SE 6_x86 Update 15 (as delivered in patch 125138-16)
* Java SE 6_x86 Update 15 (as delivered in patch 125139-16 (64bit))
JDK and JRE 5.0 Update 20:
http://java.sun.com/javase/downloads/index_jdk5.jsp
JDK 5.0 Update 20 for Solaris is available in the following patches:
* J2SE 5.0 Update 20 (as delivered in patch 118666-21)
* J2SE 5.0 Update 20 (as delivered in patch 118667-21 (64bit))
* J2SE 5.0_x86 Update 20 (as delivered in patch 118668-21)
* J2SE 5.0_x86 Update 20 (as delivered in patch 118669-21 (64bit))
Java SE for Business releases are available at:
http://www.sun.com/software/javaseforbusiness/getit_download.jsp
Note: When installing a new version of the product from a source other than a Solaris patch, it is recommended that the old affected versions be removed from your system. To remove old affected versions on the Windows platform, please see:
http://www.java.com/en/download/help/5000010800.xml
The vendor's advisory is available at:
http://sunsolve.sun.com/search/document.do?assetkey=1-66-263488-1
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Vendor URL: sunsolve.sun.com/search/document.do?assetkey=1-66-263488-1 (Links to External Site)
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Cause:
Boundary error
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Underlying OS:
Linux (Any), UNIX (Solaris - SunOS), Windows (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Tue, 4 Aug 2009 20:01:43 -0400
Subject: http://sunsolve.sun.com/search/document.do?assetkey=1-66-263488-1
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263488
Integer Overflow Vulnerability in the Java Runtime Environment (JRE) "Unpack200" JAR
Unpacking Utility May Lead to Escalation of Privileges
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