Ubuntu 3118-1: Mailman vulnerabilities

    Date01 Nov 2016
    CategoryUbuntu
    60
    Posted ByLinuxSecurity Advisories
    Several security issues were fixed in Mailman.
    ==========================================================================
    Ubuntu Security Notice USN-3118-1
    November 01, 2016
    
    mailman vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 16.10
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    - Ubuntu 12.04 LTS
    
    Summary:
    
    Several security issues were fixed in Mailman.
    
    Software Description:
    - mailman: Powerful, web-based mailing list manager
    
    Details:
    
    It was discovered that the Mailman administrative web interface did not
    protect against cross-site request forgery (CSRF) attacks. If an
    authenticated user were tricked into visiting a malicious website while
    logged into Mailman, a remote attacker could perform administrative
    actions. This issue only affected Ubuntu 12.04 LTS. (CVE-2016-7123)
    
    Nishant Agarwala discovered that the Mailman user options page did not
    protect against cross-site request forgery (CSRF) attacks. If an
    authenticated user were tricked into visiting a malicious website while
    logged into Mailman, a remote attacker could modify user options.
    (CVE-2016-6893)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 16.10:
      mailman                         1:2.1.22-1ubuntu0.1
    
    Ubuntu 16.04 LTS:
      mailman                         1:2.1.20-1ubuntu0.1
    
    Ubuntu 14.04 LTS:
      mailman                         1:2.1.16-2ubuntu0.2
    
    Ubuntu 12.04 LTS:
      mailman                         1:2.1.14-3ubuntu0.4
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      http://www.ubuntu.com/usn/usn-3118-1
      CVE-2016-6893, CVE-2016-7123
    
    Package Information:
      https://launchpad.net/ubuntu/+source/mailman/1:2.1.22-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/mailman/1:2.1.20-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/mailman/1:2.1.16-2ubuntu0.2
      https://launchpad.net/ubuntu/+source/mailman/1:2.1.14-3ubuntu0.4
    
    
    
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