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

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

                               ESB-2019.4387
         Use of a hard-coded cryptographic key to cipher sensitive
                    data in configuration backup files
                             20 November 2019

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

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

Product:           FortiOS
Publisher:         FortiGuard
Operating System:  FortiOS
Impact/Access:     Access Privileged Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-6693  

Original Bulletin: 
   https://fortiguard.com/psirt/FG-IR-19-007

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

Use of a hard-coded cryptographic key to cipher sensitive data in configuration backup files

IR Number : FG-IR-19-007

Date      : Nov 19, 2019

Risk      : 2/5

Impact    : Information Disclosure

CVE ID    : CVE-2019-6693

Summary

Use of a hard-coded cryptographic key to cipher sensitive data in FortiOS
configuration backup file may allow an attacker with access to the backup file
to decipher the sensitive data, via knowledge of the hard-coded key.


The aforementioned sensitive data includes users' passwords (except the
administrator's password), private keys' passphrases and High Availability
password (when set).

Impact

Information Disclosure

Affected Products

5.6.10 and below

6.0.6 and below

6.2.0

Solutions

In versions 5.6.11, 6.0.7 and 6.2.1 and above, admins can choose to be prompted
for a password, which is then used by FortiOS to encrypt sensitive data in the
configuration file. The following steps enable this option:


#config system global

# set private-data-encryption enable

# end


Please type your private data encryption key (32 hexadecimal numbers):

Please re-enter your private data encryption key (32 hexadecimal numbers)
again:


This CLI option is disabled by default.

Acknowledgement

Fortinet is very pleased to thank Bart Dopheide (bart.dopheide@axians.com)as
well as Independent research team Denis Kolegov, Maxim Gorbunov, Nikita Oleksov
and Anton Nikolaevfor reporting this vulnerability under responsible disclosure
and for helping us make our products more secure.

- --------------------------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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=gT0R
-----END PGP SIGNATURE-----