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AUSCERT External Security Bulletin Redistribution
ESB-2019.4192
Security Bulletin: IBM DataPower Gateway is affected by a
vulnerability in Kerberos (CVE-2017-11462)
7 November 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM DataPower Gateways
Publisher: IBM
Operating System: Network Appliance
Impact/Access: Delete Arbitrary Files -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-11462
Reference: ESB-2018.2482
Original Bulletin:
https://www.ibm.com/support/pages/node/1074530
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Security Bulletin: IBM DataPower Gateway is affected by a vulnerability in
Kerberos (CVE-2017-11462)
Document Information
More support for:
IBM DataPower Gateways
Software version:
All Versions
Operating system(s):
Firmware
Reference #:
1074530
Modified date:
06 November 2019
Security Bulletin
Summary
IBM DataPower Gateway has addressed the following vulnerability:
CVE-2017-11462
Vulnerability Details
CVEID: CVE-2017-11462
DESCRIPTION: A double free vulnerability in MIT Kerberos 5 (aka krb5) has an
unknown impact and attack vector involving automatic deletion of security
contexts on error.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
132060 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:H/A:N)
Affected Products and Versions
Affected IBM DataPower Gateway Affected Versions
IBM DataPower Gateway 2018.4.1.0-2018.4.1.7
IBM DataPower Gateway 7.6.0.0-7.6.0.16
Remediation/Fixes
Product VRMF APAR Remediation / First Fix
IBM DataPower Gateway 7.6.0.17 IT30263 Install the fixpack
IBM DataPower Gateway 2018.4.1.8 IT30263 Install the fixpack
Workarounds and Mitigations
None
Monitor IBM Cloud Status for Future Security Bulletins
Monitor the security notifications on the IBM Cloud Status page to be advised
of future security bulletins.
References
Complete CVSS v3 Guide
On-line Calculator v3
Off
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
6 November 2019: 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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