Operating System:

[Appliance]

Published:

07 November 2019

Protect yourself against future threats.

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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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