Ubuntu 4235-2: nginx vulnerability

    Date15 Jan 2020
    Posted ByLinuxSecurity Advisories
    nginx could be made to expose sensitive information over the network.
    Ubuntu Security Notice USN-4235-2
    January 15, 2020
    nginx vulnerability
    A security issue affects these releases of Ubuntu and its derivatives:
    - Ubuntu 14.04 ESM
    nginx could be made to expose sensitive information over the
    Software Description:
    - nginx: small, powerful, scalable web/proxy server
    USN-4235-1 fixed a vulnerability in nginx. This update provides
    the corresponding update for Ubuntu 14.04 ESM.
    Original advisory details:
     Bert JW Regeer and Francisco Oca Gonzalez discovered that nginx incorrectly
     handled certain error_page configurations. A remote attacker could possibly
     use this issue to perform HTTP request smuggling attacks and access
     resources contrary to expectations.
    Update instructions:
    The problem can be corrected by updating your system to the following
    package versions:
    Ubuntu 14.04 ESM:
      nginx-common                    1.4.6-1ubuntu3.9+esm1
      nginx-core                      1.4.6-1ubuntu3.9+esm1
      nginx-extras                    1.4.6-1ubuntu3.9+esm1
      nginx-full                      1.4.6-1ubuntu3.9+esm1
      nginx-light                     1.4.6-1ubuntu3.9+esm1
    In general, a standard system update will make all the necessary changes.
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