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    Ubuntu 4537-1: Aptdaemon vulnerability

    Date
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    Aptdaemon could be made to expose sensitive information.
    ==========================================================================
    Ubuntu Security Notice USN-4537-1
    September 24, 2020
    
    aptdaemon vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 20.04 LTS
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    
    Summary:
    
    Aptdaemon could be made to expose sensitive information.
    
    Software Description:
    - aptdaemon: transaction based package management service
    
    Details:
    
    Vaisha Bernard discovered that Aptdaemon incorrectly handled the Locale
    property. A local attacker could use this issue to test for the presence of
    local files.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 20.04 LTS:
      aptdaemon                       1.1.1+bzr982-0ubuntu32.2
    
    Ubuntu 18.04 LTS:
      aptdaemon                       1.1.1+bzr982-0ubuntu19.4
    
    Ubuntu 16.04 LTS:
      aptdaemon                       1.1.1+bzr982-0ubuntu14.4
    
    After a standard system update you need to reboot your computer to make all
    the necessary changes.
    
    References:
      https://usn.ubuntu.com/4537-1
      CVE-2020-15703
    
    Package Information:
      https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu32.2
      https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu19.4
      https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu14.4
    
    

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