A Heap Overflow Security Vulnerability in the Sun Java Web Proxy Server

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A Security vulnerability in the FTP subsytem of Sun Java System Web Proxy Server 4.0:

1. Impact

A Security vulnerability in the FTP subsytem of Sun Java System Web Proxy Server 4.0 may allow a local or remote unprivileged user to execute arbitrary code.

Sun acknowledges, with thanks, iDefense for bringing this issue to our attention.

2. Contributing Factors

This issue can occur in the following releases:

SPARC Platform

• Sun Java System Web Proxy Server 4.0 through 4.0.7 without patch 120981-15

x86 Platform

• Sun Java System Web Proxy Server 4.0 through 4.0.7 without patch 120982-15

Linux

• Sun Java System Web Proxy Server 4.0 through 4.0.7 without patch 120983-15

HP-UX

• Sun Java System Web Proxy Server 4.0 through 4.0.7 without patch 123532-05

Windows

• Sun Java System Web Proxy Server 4.0 through 4.0.7 without patch 126325-05

To determine the version of Sun Java System Web Proxy Sever, run the following command:

    $ <ps_install>/bin/proxy/bin/proxyd -v
    Sun Microsystems, Inc.
    Sun Java System Web Proxy Server 4.0.6 B05/12/2007 13:24

(Where <ps_install> is the installation directory of the Proxy Server).

3. Symptoms

There are no predictable symptoms to indicate that this issue has been exploited to execute arbitrary code.

4. Workaround

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

5. Resolution

This issue is addressed in the following releases:

SPARC Platform

• Sun Java System Web Proxy Server 4.0 through 4.0.7 with patch 120981-15 or later
  

x86 Platform

• Sun Java System Web Proxy Server 4.0 through 4.0.7 with patch 120982-15 or later

Linux

• Sun Java System Web Proxy Server 4.0 through 4.0.7 with patch 120983-15 or later

HP-UX

• Sun Java System Web Proxy Server 4.0 through 4.0.7 with patch 123532-05 or later

Windows

• Sun Java System Web Proxy Server 4.0 through 4.0.7 with patch 126325-05 or later

Sun Java System Web Proxy Server 4.0.8 is available for download at:

https://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_SMI-Site/en_US/-/USD/ViewProductDetail-Start?ProductRef=SJPrxySrv-4.0.8-OTH-G-F@CDS-CDS_SMI

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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