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Article ID: 2830, created on Oct 29, 2007, last review on Apr 18, 2012

  • Applies to:
  • Pro Control Panel Linux


View Knowledge
Knowledge ID 2250
Product : Ensim Pro for Linux
Version : 3.5
Topic : Hotfix

WEBppliance 3.1.6 Security Update (LS)

WEBppliance 3.1.6 Security Update (LS)



WEBppliance 3.1.6 provides a security update that resolves the predictable temporary file vulnerability in Python 2.2.1.

Compatibility :

This patch requires WEBppliance 3.1.5 for Linux to be installed on your server.

NOTE: This patch will not install on any other version of WEBppliance for Linux, other than 3.1.5.

Major Features of WEBppliance 3.1.6
This patch addresses and fixes the security vulnerability mentioned below:

  1. Predictable temporary file vulnerability in Python.
    os._execvpe from in Python 2.2.1 and earlier creates temporary files with predictable names, which could allow local users to execute arbitrary code via a symlink attack.

    Advisory details for the security patch are available at the following URL:

Installation Instructions :

Download site: (be sure to download using BINARY mode)

To install the patch please follow the instructions below :

1.  Download the file LS-3.1.6-1.tar.gz

2.  Uncompress the file:
    tar -xvzf LS-3.1.6-1.tar.gz

3.  Change the current directory to the directory
    where you have uncompressed the file:
    cd LS-3.1.6-1

4.  Run the following command
    # sh ./
    After checking that this is the LS installation for LWP 3.1.5, this
    install script would upgrade the required rpms (requires root access).


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6/16/2006 2:25:48 AM5 10/12/2007 4:17:21 AM

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