Ubuntu 3928-1: Dovecot vulnerability

    Date01 Apr 2019
    1001
    Posted ByLinuxSecurity Advisories
    Dovecot could be made to crash or run programs as an administrator if it opened a specially crafted file.
    ==========================================================================
    Ubuntu Security Notice USN-3928-1
    April 01, 2019
    
    dovecot vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 18.10
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    
    Summary:
    
    Dovecot could be made to crash or run programs as an administrator
    if it opened a specially crafted file.
    
    Software Description:
    - dovecot: IMAP and POP3 email server
    
    Details:
    
    It was discovered that Dovecot incorrectly handled reading certain headers
    from the index. A local attacker could possibly use this issue to escalate
    privileges.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 18.10:
      dovecot-core                    1:2.3.2.1-1ubuntu3.2
    
    Ubuntu 18.04 LTS:
      dovecot-core                    1:2.2.33.2-1ubuntu4.3
    
    Ubuntu 16.04 LTS:
      dovecot-core                    1:2.2.22-1ubuntu2.10
    
    Ubuntu 14.04 LTS:
      dovecot-core                    1:2.2.9-1ubuntu2.6
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/usn/usn-3928-1
      CVE-2019-7524
    
    Package Information:
      https://launchpad.net/ubuntu/+source/dovecot/1:2.3.2.1-1ubuntu3.2
      https://launchpad.net/ubuntu/+source/dovecot/1:2.2.33.2-1ubuntu4.3
      https://launchpad.net/ubuntu/+source/dovecot/1:2.2.22-1ubuntu2.10
      https://launchpad.net/ubuntu/+source/dovecot/1:2.2.9-1ubuntu2.6
    
    

    LinuxSecurity Poll

    What do you think of the LinuxSecurity Privacy news articles?

    No answer selected. Please try again.
    Please select either existing option or enter your own, however not both.
    Please select minimum 0 answer(s) and maximum 3 answer(s).
    /main-polls/25-what-do-you-think-of-the-linuxsecurity-privacy-news-articles?task=poll.vote&format=json
    25
    radio
    [{"id":"90","title":"Love them!","votes":"93","type":"x","order":"1","pct":79.49,"resources":[]},{"id":"91","title":"I'm indifferent","votes":"18","type":"x","order":"2","pct":15.38,"resources":[]},{"id":"92","title":"Not interested in this topic","votes":"6","type":"x","order":"3","pct":5.13,"resources":[]}]["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"]["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"]350
    bottom200

    We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.