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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3552
                         opendmarc security update
                             20 September 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           opendmarc
Publisher:         Debian
Operating System:  Debian GNU/Linux 10
                   Debian GNU/Linux 9
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Denial of Service              -- Remote/Unauthenticated
                   Provide Misleading Information -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-16378  

Original Bulletin: 
   http://www.debian.org/security/2019/dsa-4526

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running opendmarc check for an updated version of the software for 
         their operating system.

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Debian Security Advisory DSA-4526-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
September 19, 2019                    https://www.debian.org/security/faq
- - -------------------------------------------------------------------------

Package        : opendmarc
CVE ID         : CVE-2019-16378
Debian Bug     : 940081

It was discovered that OpenDMARC, a milter implementation of DMARC, is
prone to a signature-bypass vulnerability with multiple From: addresses.

For the oldstable distribution (stretch), this problem has been fixed
in version 1.3.2-2+deb9u2.

For the stable distribution (buster), this problem has been fixed in
version 1.3.2-6+deb10u1.

We recommend that you upgrade your opendmarc packages.

For the detailed security status of opendmarc please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/opendmarc

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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===========================================================================
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===========================================================================
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