Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2019.3422
USN-4125-1: Memcached vulnerability
10 September 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: memcached
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-15026
Reference: ESB-2019.3400
Original Bulletin:
https://usn.ubuntu.com/4125-1/
- --------------------------BEGIN INCLUDED TEXT--------------------
USN-4125-1: Memcached vulnerability
9 September 2019
memcached vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 19.04
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
Summary
Memcached could be made to expose sensitive information if it received a
specially crafted UNIX socket.
Software Description
o memcached - high-performance memory object caching system
Details
It was discovered that Memcached incorrectly handled certain UNIX sockets. An
attacker could possibly use this issue to access sensitive information.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 19.04
memcached - 1.5.10-0ubuntu1.19.04.2
Ubuntu 18.04 LTS
memcached - 1.5.6-0ubuntu1.2
Ubuntu 16.04 LTS
memcached - 1.4.25-2ubuntu1.5
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-15026
- --------------------------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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=NzaT
-----END PGP SIGNATURE-----