ESB-2017.2180 - [Win][Linux][OSX] IBM Notes: Denial of service - Remote/unauthenticated 2017-09-01

Printable version
PGP/GPG verifiable version

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

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

                               ESB-2017.2180
          Security Bulletin: IBM Notes is affected by Open Source
                          libpng Vulnerabilities
                             1 September 2017

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

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

Product:           IBM Notes
Publisher:         IBM
Operating System:  Linux variants
                   OS X
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2016-10087  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22002676

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

Security Bulletin: IBM Notes is affected by Open Source libpng Vulnerabilities

Security Bulletin

Document information

More support for: IBM Notes

Security

Software version: 8.5.1.5, 8.5.2.4, 8.5.3.6, 9.0, 9.0.1.8

Operating system(s): Linux, OS X, Windows

Reference #: 2002676

Modified date: 31 August 2017

Summary

Libpng which is a open source library is vulnerable to a denial of service 
caused by a NULL pointer dereference in the png_set_text_2 function. IBM Notes
uses Open Source libpng library. IBM Notes has addressed these vulnerabilities

Vulnerability Details

CVEID: CVE-2016-10087

DESCRIPTION: libpng is vulnerable to a denial of service, caused by a NULL 
pointer dereference in the png_set_text_2 function. By loading a text chunk 
into a png structure, removing the text, and then adding another text chunk to
the structure, a remote attacker could exploit this vulnerability to cause a 
denial of service.

CVSS Base Score: 7.5

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/124207 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

IBM Notes 9.0.1 to 9.0.1 FP8IF1.

IBM Notes 9.0 to 9.0 IF4.

IBM Notes 8.5.3 to 8.5.3 FP6 IF13

IBM Notes 8.5.2 to 8.5.2 FP4 IF3

IBM Notes 8.5.1 to 8.5.1 FP5 IF3

IBM Notes 8.5 release

Remediation/Fixes

Product 		Version 		Link

IBM Notes 		9.0.1 FP9 		https://www.ibm.com/support/docview.wss?uid=swg24037141

IBM Notes 		8.5.3 FP6 IF15 		http://www.ibm.com/support/docview.wss?uid=swg21663874

IBM Notes 64-bit Mac 	901 64-bit Mac IF11 	http://www.ibm.com/support/docview.wss?uid=swg21657963

Customers who remain on the following releases may open a Service Request with
IBM Support and reference SPR# PPUEAHRDF7.

IBM Notes 9.0.1 to 9.0.1 FP8 IF1

IBM Notes 9.0 to 9.0 IF4.

IBM Notes 8.5.2 to 8.5.2 FP4 IF3

IBM Notes 8.5.1 to 8.5.1 FP5 IF3

IBM Notes 8.5 release

Workarounds and Mitigations

None

References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

31 August 2017: Original Publication

*The CVSS Environment Score is customer environment specific and will 
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the 
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the 
Common Vulnerability Scoring System (CVSS) is an "industry open standard 
designed to convey vulnerability severity and help to determine urgency and 
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY 
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT 
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- --------------------------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:

        http://www.auscert.org.au/render.html?cid=1980

===========================================================================
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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=kI9c
-----END PGP SIGNATURE-----

« Back to bulletins