[exim] CVE-2019-15846: Exim - local or remote attacker can e…

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Author: Heiko Schlittermann
Date:  
To: oss-security, Exim Users, Exim Announce
Subject: [exim] CVE-2019-15846: Exim - local or remote attacker can execute programs with root privileges.
*** Note: EMBARGO is still in effect! ***
*** Distros must not publish any detail yet ***

Head up! Security release ahead!

CVE ID:     CVE-2019-15846
Version(s): up to and including 4.92.1
Issue:      A local or remote attacker can execute programs with root
            privileges.
Details:    Will be made public at CRD. Currently there is no known
            exploit, but a rudimentary POC exists.


Coordinated Release Date (CRD) for Exim 4.92.2:
            2019-09-06 10:00 UTC


Contact:    security@???


Proposed Timeline
=================

2019-09-03:
    - initial notification to distros@??? and
      exim-maintainers@???


2019-09-04: <-- NOW
    - This Heads-up notice to oss-security@???,
      exim-users@???, and exim-announce@???


2019-09-06 10:00 UTC:
    - Coordinated relase date
    - Notice to oss-security, exim-users, and exim-announce
    - Publish the patches in our official and public Git repositories
      and the packages on our FTP server.


Downloads available starting at CRD (not yet)
=============================================

The downloads are not yet available. They will be made available
at the above mentioned CRD.

Release tarballs (exim-4.92.2):

    https://ftp.exim.org/pub/exim/exim4/


The package files are signed with my GPG key.

The full Git repo:

    https://git.exim.org/exim.git
    https://github.com/Exim/exim    [mirror of the above]
    - tag    exim-4.92.2
    - branch exim-4.92.2+fixes


The tagged commit is the officially released version. The tag is signed
with my GPG key. The +fixes branch isn't officially maintained, but
contains useful patches *and* the security fix. The relevant commit is
signed with my GPG key. The old exim-4.92.1+fixes branch is being functionally
replaced by the new exim-4.92.2+fixes branch.

    Best regards from Dresden/Germany
    Viele Grüße aus Dresden
    Heiko Schlittermann
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