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AUSCERT External Security Bulletin Redistribution
ESB-2017.0208
Security Bulletin: A vulnerability in SSH affects IBM
DataPower Gateways (CVE-2016-8858)
24 January 2017
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM DataPower Gateways
Publisher: IBM
Operating System: Network Appliance
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-8858
Reference: ESB-2017.0172
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21996966
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Security Bulletin: A vulnerability in SSH affects IBM DataPower Gateways
(CVE-2016-8858)
Security Bulletin
Document information
More support for:
IBM DataPower Gateways
Software version:
7.5.2
Operating system(s):
Firmware
Reference #:
1996966
Modified date:
23 January 2017
Summary
An SSH vulnerability was disclosed by the OpenSSH Project. IBM DataPower
Gateways has addressed the applicable CVE.
Vulnerability Details
CVEID:
CVE-2016-8858
DESCRIPTION:
OpenSSH is vulnerable to a denial of service, caused by an error in the
kex_input_kexinit() function. By sending specially crafted data during the
key exchange process, a remote attacker could exploit this vulnerability to
consume all available memory resources.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/118127
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 DataPower Gateway versions 7.5.2.0 and 7.5.2.1.
Remediation/Fixes
Fix is available in version 7.5.2.2. Refer to APAR IT18177
for URLs to download the fix.
You should verify applying this fix does not cause any compatibility issues.
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
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alerts like this.
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
20 January 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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