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

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

                               ESB-2018.3832
                   CUPS vulnerability patched in Ubuntu
                             11 December 2018

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

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

Product:           cups
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Cross-site Request Forgery -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-4700  

Reference:         ESB-2018.3820

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3842-1

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

==========================================================================
Ubuntu Security Notice USN-3842-1
December 10, 2018

cups vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS

Summary:

CUPS could be made to expose sensitive information.

Software Description:
- - cups: Common UNIX Printing System(tm)

Details:

Jann Horn discovered that CUPS incorrectly handled session cookie
randomness. A remote attacker could possibly use this issue to perform
cross-site request forgery (CSRF) attacks.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.10:
  cups                            2.2.8-5ubuntu1.1

Ubuntu 18.04 LTS:
  cups                            2.2.7-1ubuntu2.2

Ubuntu 16.04 LTS:
  cups                            2.1.3-4ubuntu0.6

Ubuntu 14.04 LTS:
  cups                            1.7.2-0ubuntu1.11

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/usn/usn-3842-1
  CVE-2018-4700

Package Information:
  https://launchpad.net/ubuntu/+source/cups/2.2.8-5ubuntu1.1
  https://launchpad.net/ubuntu/+source/cups/2.2.7-1ubuntu2.2
  https://launchpad.net/ubuntu/+source/cups/2.1.3-4ubuntu0.6
  https://launchpad.net/ubuntu/+source/cups/1.7.2-0ubuntu1.11

- --------------------------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

iQIVAwUBXA8NamaOgq3Tt24GAQjxaQ//Qjxj8+auaOuzHatMXdhWCq6lGxrTCG0h
Ao2YgnDqxjck1Qy5HJb7IRHprehkUeUu2S29RyN01BDuxigQSGvQuzYjeCfM4rYx
zDhtUnnTBifh8hs+MEzdrm/tJOq0eHWvvcikiKLSznOc8mYbY9EVaJadaWx7gIuJ
j3mW4StdGyzPVPcAw3OAekYpfSyzDA/onW2noP48caWgIJ+xclyVYy78wCa3ycNp
CKeCvwxAQMbimH92ZiGIBdH1E/O/P1jnRkTbFUbvM3gK0eakLZnbKGnljrCdCbUb
hC0cgJB95GUj49cRmcKk6MLuyTJATOW5AD4CuupNKaw2qd1kwaWJz7Qt8/w/TMQK
3BfLgGjjk6jozwkLp2teenvcWSKoXFVQHlIyhwi8D/cZKGPIA1VANqpuI1EkHGYR
hCVS5MhynuEtDXBnFM9y5CbW7sk0rVrtJCxik8r7RnuMI6drEMhWxaQ8qwM4+WNf
GjYBNepsiOUMI3D9Utng/6aFHH4sjb+AjhyzEFYRHQ+keoTffCZvvnVh5QGRfwNN
2EsQQQ4v8yHrZx0FOmj2+No0EcOU5tqnvvFu0OEj+ZdttIJtlRzQmId3TkunOxUL
DQH3scVO2bIo+rZ+k/ceFEaskzUHXwCblFsHoGFDM7oDYVcqhnWkPob6rWCnJrxT
hR9hLueoWLU=
=jgpR
-----END PGP SIGNATURE-----