-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

                               ESB-2020.0702
                         opensmtpd security update
                             27 February 2020

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

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

Product:           opensmtpd
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
                   Debian GNU/Linux 10
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Increased Privileges            -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-8794  

Original Bulletin: 
   http://www.debian.org/security/2020/dsa-4634

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

- --------------------------BEGIN INCLUDED TEXT--------------------

- -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- - -------------------------------------------------------------------------
Debian Security Advisory DSA-4634-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
February 26, 2020                     https://www.debian.org/security/faq
- - -------------------------------------------------------------------------

Package        : opensmtpd
CVE ID         : CVE-2020-8794
Debian Bug     : 952453

Qualys discovered that the OpenSMTPD SMTP server performed insufficient
validation of SMTP commands, which could result in local privilege
escalation or the execution of arbitrary code.

For the oldstable distribution (stretch), this problem has been fixed
in version 6.0.2p1-2+deb9u3.

For the stable distribution (buster), this problem has been fixed in
version 6.0.3p1-5+deb10u4.

We recommend that you upgrade your opensmtpd packages.

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

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
- -----BEGIN PGP SIGNATURE-----
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=4a0h
- -----END PGP SIGNATURE-----

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=NJUQ
-----END PGP SIGNATURE-----