ESB-2017.2462.2 - UPDATE [Win][Linux] IBM Notes: Denial of service - Remote/unauthenticated 2017-10-12

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2017.2462.2
         Security Bulletin: Fix Available for a Denial of Service
                Vulnerability in IBM Notes (CVE-2017-7957)
                              12 October 2017

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

Product:           IBM Notes
Publisher:         IBM
Operating System:  Linux variants
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-7957  

Reference:         ESB-2017.2276
                   ESB-2017.1991
                   ESB-2017.1085

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22005235

Revision History:  October 12 2017: remove erronious CVE
                   October  2 2017: Initial Release

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Security Bulletin: Fix Available for a Denial of Service Vulnerability in IBM
Notes (CVE-2017-7957)

Document information

More support for:

IBM Notes

Software version:

8.5, 8.5.0.1, 8.5.1, 8.5.1.1, 8.5.1.5, 8.5.2, 8.5.2.1, 8.5.2.4, 8.5.3,
8.5.3.1, 8.5.3.6, 9.0, 9.0.1, 9.0.1.1, 9.0.1.8

Operating system(s):

Linux, Windows

Reference #:

2005235

Modified date:

28 September 2017


Security Bulletin

Summary

IBM Notes has one Denial of Service vulnerability CVE-2017-7957

Vulnerability Details

CVEID:

CVE-2017-7957

DESCRIPTION:

XStream is vulnerable to a denial of service, caused by the improper handling
of attempts to create an instance of the primitive type 'void' during
unmarshalling. A remote attacker could exploit this vulnerability to cause
the application to crash.

CVSS Base Score: 5.3

CVSS Temporal Score: See

https://exchange.xforce.ibmcloud.com/vulnerabilities/125800

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:L)

Affected Products and Versions

IBM Notes versions 9.0 and 9.0.1 prior to 9.0.1 Feature Pack 9

IBM Notes versions 8.5, 8.5.1, 8.5.2 and 8.5.3 prior to 8.5.3 Fix Pack 6
Interim Fix 15

Remediation/Fixes

These issues are tracked as SPR# PPUEAMNDJ4.

The fixes were introduced starting in IBM Notes versions 9.0.1 Feature Pack 9
and 8.5.3 Fix Pack 6 Interim Fix 15. See the technotes linked below for the
latest available Fix Packs and Interim Fixes.

Interim Fixes for 9.0.1.x versions of IBM Notes/Domino & add-ons

(technote 1657963)

Download options for Notes/Domino 9.0.1 Fix Packs

(technote 4037141)

Interim Fixes for 8.5.3 Fix Pack 6 IBM Notes, IBM Domino & IBM iNotes

(technote 1663874)

Download options for Notes/Domino 8.5.3 Fix Packs

(technote 4032242)


IBM Support

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

28 Sep. 2017, Original version published

*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.

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