#101523: Security Vulnerability With Java Plug-in in JRE/SDK (formerly Document ID: 57591)

Sun(sm) Alert Notification

Sun Alert ID: 101523 (formerly 57591)
Synopsis: Security Vulnerability With Java Plug-in in JRE/SDK
Category: Security
Product: Java 2 Platform, Standard Edition 1.4.2, SunTea v3.55, Java 2 Platform, Standard Edition 1.4.1
BugIDs: 5045568
Avoidance: Upgrade
State: Resolved
Date Released: 22-Nov-2004
Date Closed: 22-Nov-2004
Date Modified: 06-Jan-2005, 01-Dec-2004

1. Impact

A vulnerability in the Java Plug-in may allow an untrusted applet to escalate privileges, through JavaScript calling into Java code, including reading and writing files with the privileges of the user running the applet.

Sun acknowledges, with thanks, Jouko Pynnonen for bringing this issue to our attention, and iDEFENSE Inc. for coordinating the release of this issue.

This issue is described in the following document: CVE CAN-2004-1029 at http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1029.

2. Contributing Factors

This issue can occur in the following releases:

SDK and JRE 1.4.2_05 and earlier, all 1.4.1 and 1.4.0 releases, and 1.3.1_12 and earlier

on the following platforms:

Solaris
Windows
Linux

Note: JDK and JRE 5.0 are not affected by this issue.

To determine the version of Java on a system, the following command can be run:

    % java -fullversion
    java full version "1.4.1_06-b01"

3. Symptoms

There are no reliable symptoms that would indicate the described issue has been exploited.

Solution Summary

Top

4. Relief/Workaround

Javascript may be disabled as a temporary workaround.

5. Resolution

This issue is addressed in the following releases:

SDK and JRE 1.4.2_06 and later
SDK and JRE 1.3.1_13 and later

for the following platforms:

Solaris
Windows
Linux

J2SE releases are available for download at http://java.sun.com/j2se/, at the following links:

J2SE 5.0 http://java.sun.com/j2se/1.5.0/download.jsp
J2SE 1.4.2_06 http://java.sun.com/j2se/1.4.2/download.html
J2SE 1.3.1_14 http://java.sun.com/j2se/1.3/download.html

Note: It is recommended that affected versions be removed from your system. For more information, please see the installation notes on the respective java.sun.com download pages.

Change History

06-Jan-2005:

Add additional "Note" to Resolution section

01-Dec-2004:

New links added for J2SE download locations in "Resolution" section

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