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

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

                               ESB-2020.3020
                    USN-4449-2: Apport vulnerabilities
                             3 September 2020

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

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

Product:           Apport
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Increased Privileges            -- Existing Account
                   Denial of Service               -- Existing Account
                   Read-only Data Access           -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-15702 CVE-2020-15701 CVE-2020-11936

Reference:         ESB-2020.2671

Original Bulletin: 
   https://usn.ubuntu.com/4449-2/

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

USN-4449-2: Apport vulnerabilities
02 September 2020

Several security issues were fixed in Apport.
Releases

  o Ubuntu 14.04 ESM

Packages

  o apport - automatically generate crash reports for debugging

Details

USN-4449-1 fixed several vulnerabilities in Apport. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Ryota Shiga working with Trend Micro s Zero Day Initiative, discovered that
Apport incorrectly dropped privileges when making certain D-Bus calls. A
local attacker could use this issue to read arbitrary files.
(CVE-2020-11936)

Seong-Joong Kim discovered that Apport incorrectly parsed configuration
files. A local attacker could use this issue to cause Apport to crash,
resulting in a denial of service. (CVE-2020-15701)

Ryota Shiga working with Trend Micro s Zero Day Initiative, discovered that
Apport incorrectly implemented certain checks. A local attacker could use
this issue to escalate privileges and run arbitrary code. (CVE-2020-15702)

Update instructions

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

Ubuntu 14.04

  o apport - 2.14.1-0ubuntu3.29+esm5
  o python-apport - 2.14.1-0ubuntu3.29+esm5
  o python3-apport - 2.14.1-0ubuntu3.29+esm5

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

References

  o CVE-2020-11936
  o CVE-2020-15701
  o CVE-2020-15702

- --------------------------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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=RyDc
-----END PGP SIGNATURE-----