Gentoo: GLSA-201909-06: Exim: Multiple vulnerabilities

    Date06 Sep 2019
    CategoryGentoo
    2382
    Posted ByLinuxSecurity Advisories
    Gentoo Large
    Multiple vulnerabilities have been found in Exim, the worst of which allows remote attackers to execute arbitrary code.
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    Gentoo Linux Security Advisory                           GLSA 201909-06
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                                               https://security.gentoo.org/
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     Severity: High
        Title: Exim: Multiple vulnerabilities
         Date: September 07, 2019
         Bugs: #692394, #693494
           ID: 201909-06
    
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    Synopsis
    ========
    
    Multiple vulnerabilities have been found in Exim, the worst of which
    allows remote attackers to execute arbitrary code.
    
    Background
    ==========
    
    Exim is a message transfer agent (MTA) designed to be a a highly
    configurable, drop-in replacement for sendmail.
    
    Affected packages
    =================
    
        -------------------------------------------------------------------
         Package              /     Vulnerable     /            Unaffected
        -------------------------------------------------------------------
      1  mail-mta/exim                < 4.92.2                  >= 4.92.2
    
    Description
    ===========
    
    Multiple vulnerabilities have been discovered in Exim. Please review
    the CVE identifiers referenced below for details.
    
    Impact
    ======
    
    A remote attacker, by connecting to the SMTP listener daemon, could
    possibly execute arbitrary code with the privileges of the process or
    cause a Denial of Service condition.
    
    Workaround
    ==========
    
    There is no known workaround at this time.
    
    Resolution
    ==========
    
    All Exim users should upgrade to the latest version:
    
      # emerge --sync
      # emerge --ask --oneshot --verbose ">=mail-mta/exim-4.92.2"
    
    References
    ==========
    
    [ 1 ] CVE-2019-13917
          https://nvd.nist.gov/vuln/detail/CVE-2019-13917
    [ 2 ] CVE-2019-15846
          https://nvd.nist.gov/vuln/detail/CVE-2019-15846
    
    Availability
    ============
    
    This GLSA and any updates to it are available for viewing at
    the Gentoo Security Website:
    
     https://security.gentoo.org/glsa/201909-06
    
    Concerns?
    =========
    
    Security is a primary focus of Gentoo Linux and ensuring the
    confidentiality and security of our users' machines is of utmost
    importance to us. Any security concerns should be addressed to
    This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at
    https://bugs.gentoo.org.
    
    License
    =======
    
    Copyright 2019 Gentoo Foundation, Inc; referenced text
    belongs to its owner(s).
    
    The contents of this document are licensed under the
    Creative Commons - Attribution / Share Alike license.
    
    https://creativecommons.org/licenses/by-sa/2.5
    
    
    
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