A Security Vulnerability in the Java Runtime Environment (JRE) HTTP Server Implementation May Allow a Denial of Service (DoS) Condition on a JAX-WS Service Endpoint

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A Security Vulnerability in the Java Runtime Environment (JRE) HTTP Server Implementation May Allow a Denial of Service (DoS) Condition on a JAX-WS Service Endpoint

1. Impact

A security vulnerability in the Java Runtime Environment (JRE) HTTP server implementation may allow a remote unprivileged user to create a Denial of Service (DoS) condition on a JAX-WS service endpoint that runs on the JRE.

2. Contributing Factors

This issue can occur in the following Java SE and Java SE for Business releases for Windows, Solaris, and Linux:

• JDK and JRE 6 Update 12 and earlier

Note 1: This issue is applicable only to systems that use the HTTP Server implementation in the affected releases as a JAX-WS endpoint.

Note 2: JDK and JRE 5.0, and SDK and JRE 1.4.2 and 1.3.1 are not affected by this issue.

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

% java -version
java version "1.5.0_17"

3. Symptoms

Should the described issue occur, the JAX-WS service endpoint may become unresponsive.

4. Workaround

There is no workaround for this issue. Please see the "Resolution" section below.

5. Resolution

This issue is addressed in the following Java SE and Java SE for Business releases for Windows, Solaris, and Linux:

• JDK and JRE 6 Update 13 or later

Java SE releases are available at:

JDK and JRE 6 Update 13:


JRE 6 Update 13:


through the Java Update tool for Microsoft Windows users.

JDK 6 Update 13 for Solaris is available in the following patches:

• Java SE 6 Update 13 (as delivered in patch 125136-14 or later)
• Java SE 6 Update 13 (as delivered in patch 125137-14 or later (64bit))
• Java SE 6 x86 Update 13 (as delivered in patch 125138-14 or later)
• Java SE 6 x86 Update 13 (as delivered in patch 125139-14 or later (64bit))

Java SE for Business releases are available at:


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:


For more information on Security Sun Alerts, see Technical Instruction ID 213557.

This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements.

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