ESB-2017.3030 - [OSX] Apple High Sierra: Root compromise - Existing account 2017-11-30

Printable version
PGP/GPG verifiable version

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

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

                               ESB-2017.3030
                         Security Update 2017-001
                             30 November 2017

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

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

Product:           Apple High Sierra
Publisher:         Apple
Operating System:  OS X
Impact/Access:     Root Compromise -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-13872  

Original Bulletin: 
   https://support.apple.com/kb/HT201222

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

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

APPLE-SA-2017-11-29-1 Security Update 2017-001

Security Update 2017-001 is now available and addresses the following:

Directory Utility Available for: macOS High Sierra 10.13.1 Not impacted: macOS
Sierra 10.12.6 and earlier Impact: An attacker may be able to bypass 
administrator authentication without supplying the 
administrator's password Description: A logic error existed in 
the validation of credentials. This was addressed with improved credential 
validation. CVE-2017-13872

When you install Security Update 2017-001 on your Mac, the build number of 
macOS will be 17B1002. Learn how to find the macOS version and build number on
your Mac at https://support.apple.com/HT201260.

If you require the root user account on your Mac, see 
https://support.apple.com/HT204012 for information on how to enable the root 
user and change the root user's password.

Information will also be posted to the Apple Security Updates web site: 
https://support.apple.com/kb/HT201222

- --------------------------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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=AWe0
-----END PGP SIGNATURE-----

« Back to bulletins