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AUSCERT External Security Bulletin Redistribution
ESB-2018.0153
Security Bulletin: Vulnerability in Open Source cURL Libcurl
affects IBM PureApplication. (CVE-2017-1000257)
15 January 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM PureApplication
Publisher: IBM
Operating System: AIX
Linux variants
Windows
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-1000257
Reference: ESB-2017.2679
ESB-2017.2542.2
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22011203
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Security Bulletin: Vulnerability in Open Source cURL Libcurl affects IBM
PureApplication. (CVE-2017-1000257)
Document information
More support for: PureApplication System
Security
Software version: 2.2.0.0, 2.2.1.0, 2.2.2.0, 2.2.2.1, 2.2.2.2, 2.2.3.0,
2.2.3.1, 2.2.3.2, 2.2.4.0
Operating system(s): AIX, Linux, Windows
Reference #: 2011203
Modified date: 11 January 2018
Security Bulletin
Summary
Vulnerability in Open Source cURL Libcurl affects IBM PureApplication.
Vulnerability Details
CVEID: CVE-2017-1000257
DESCRIPTION: cURL is vulnerable to a denial of service, caused by a buffer
overread in the IMAP handler. By using a specially crafted IMAP FETCH response,
a remote attacker could exploit this vulnerability to cause the application to
crash or obtain sensitive information.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
134033 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L)
Affected Products and Versions
IBM PureApplication System V2.1.0.0
IBM PureApplication System V2.1.0.1
IBM PureApplication System V2.1.0.2
IBM PureApplication System V2.1.0.0
IBM PureApplication System V2.1.1.0
IBM PureApplication System V2.1.2.0
IBM PureApplication System V2.1.2.1
IBM PureApplication System V2.1.2.2
IBM PureApplication System V2.1.2.3
IBM PureApplication System V2.1.2.4
IBM PureApplication System V2.2.0.0
IBM PureApplication System V2.2.1.0
IBM PureApplication System V2.2.2.0
IBM PureApplication System V2.2.2.1
IBM PureApplication System V2.2.2.2
IBM PureApplication System V2.2.3.0
IBM PureApplication System V2.2.3.1
IBM PureApplication System V2.2.3.2
Remediation/Fixes
The PureSystems(R) Managers. on IBM PureApplication System is affected. The
solution is to upgrade the IBM PureApplication System to the following fix
level:
IBM PureApplication System V2.2.0.0, V2.2.1.0, V2.2.2.0, V2.2.2.1, V2.2.2.2,
V2.2.3.0, V2.2.3.1, V2.2.3.2
o Upgrade to IBM PureApplication System V2.2.4.0. Contact IBM for assistance
o For Power
http://www.ibm.com/support/fixcentral/swg/quickorder?parent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.3.2&platform=All&function=
fixId&fixids=pure-appsys-power_2.2.4.0&includeRequisites=1&includeSupersedes=0&
downloadMethod=ddp&source=fc
o For Intel
http://www.ibm.com/support/fixcentral/swg/quickorder?parent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.3.2&platform=All&function=
fixId&fixids=pure-appsys-intel_2.2.4.0&includeRequisites=1&includeSupersedes=0&
downloadMethod=ddp&source=fc
IBM PureApplication System V2.1.0.0, V2.1.0.1, V2.1.0.2, V2.1.0.0, V2.1.1.0,
V2.1.2.0, V2.1.2.1, V2.1.2.2, V2.1.2.3, V2.1.2.4:
o Upgrade to IBM PureApplication System V2.2.4.0. Contact IBM for assistance
Information on upgrading can be found here: http://www-01.ibm.com/support/
docview.wss?uid=swg27039159
Bluemix Local System is the evolution of the IBM PureApplication(R) System Intel(TM)
based offerings.
Workarounds and Mitigations
None
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References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
January 12, 2018: Original document 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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