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AUSCERT External Security Bulletin Redistribution
ESB-2018.0981
Security Bulletin: Open Source GNU glibc Vulnerabilities Security Bulletin:
Open Source GNU glibc Vulnerabilities which is used by IBM OS Images for
RedHat Linux in IBM PureApplication Systems (CVE-2017-12132)
3 April 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM PureApplication Software Suite
IBM Bluemix Local System
IBM PureApplication System/Software
Publisher: IBM
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
AIX
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Access Privileged Data -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Provide Misleading Information -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-12163 CVE-2017-12150 CVE-2017-12132
CVE-2015-8779 CVE-2015-8778 CVE-2014-9761
Reference: ASB-2016.0017
ESB-2018.0628
ESB-2018.0601
ESB-2018.0473
ESB-2017.3225.2
ESB-2017.1881
ESB-2017.0400
ESB-2016.2106
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22015245
http://www.ibm.com/support/docview.wss?uid=swg22009218
http://www.ibm.com/support/docview.wss?uid=swg22009146
Comment: This bulletin contains three (3) IBM security advisories.
- --------------------------BEGIN INCLUDED TEXT--------------------
Security Bulletin
Document information
More support for: PureApplication System
Security
Software version: 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): Platform Independent
Reference #: 2015245
Modified date: 02 April 2018
Summary
There are vulnerabilities in the Open Source GNU glibc that is used by the OS
Images for IBM PureApplication Software Suite, IBM Bluemix Local System and IBM
PureApplication System/Software
Vulnerability Details
CVEID: CVE-2017-12132
DESCRIPTION: GNU C Library (aka glibc or libc6) could allow a remote attacker
to conduct spoofing attacks, caused by a flaw in the DNS stub resolver. An
attacker could exploit this vulnerability to perform off-path DNS spoofing
attacks.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
129949 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:L/A:N)
Affected Products and Versions
IBM OS Image for Red Hat Linux Systems 2.1.5.0
IBM OS Image for Red Hat Linux Systems 2.1.6.0
IBM OS Image for Red Hat Linux Systems 2.1.7.0
IBM OS Image for Red Hat Linux Systems 2.1.8.0
IBM OS Image for Red Hat Linux Systems 3.0.5.0
IBM OS Image for Red Hat Linux Systems 3.0.6.0
IBM OS Image for Red Hat Linux Systems 3.0.7.0
Remediation/Fixes
The solution is to upgrade the IBM PureApplication System to the following fix
level:
IBM PureApplication 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, V2.2.4.0
o Upgrade to IBM PureApplication V2.2.5.0. Contact IBM for assistance.
PureApplication Software:
Linux:
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=pureappsw_content_2250&includeRequisites=1&includeSupersedes=0&
downloadMethod=ddp&source=fc
PureApplication System:
AIX
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Power&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Linux
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Intel
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Base_RedHat_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Information on upgrading can be found here: http://www-01.ibm.com/support/
docview.wssuid=swg27039159
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
Subscribe to My Notifications to be notified of important product support
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
April 2, 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.
==============================================================================
Security Bulletin: Open Source GNU glibc Vulnerabilities which is used by IBM
OS Images for RedHat Linux in IBM PureApplication Systems (CVE-2014-9761
CVE-2015-8778 CVE-2015-8779)
Security Bulletin
Document information
More support for:
Security
Software version: 2.2.2.0, 2.2.2.1, 2.2.2.2, 2.2.3.0, 2.2.3.1, 2.2.3.2
Operating system(s): AIX, Linux, Windows
Reference #: 2009218
Modified date: 02 April 2018
Summary
There are vulnerabilities in the Open Source GNU glibc that is used by the OS
Images for IBM PureApplication Software Suite, IBM Bluemix Local System and IBM
PureApplication System/Software
Vulnerability Details
CVEID: CVE-2014-9761
DESCRIPTION: GNU C Library (glibc) is vulnerable to a stack-based buffer
overflow, caused by improper bounds checking by the nan function. By sending an
overly long string, a remote attacker could overflow a buffer and execute
arbitrary code on the system or cause the application to crash.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
111085 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8778
DESCRIPTION: GNU C Library (glibc) could allow a remote attacker to execute
arbitrary code on the system, caused by an integer overflow in hcreate and
hcreate_r. An attacker could exploit this vulnerability to trigger an
out-of-bound memory access and execute arbitrary code on the system or cause
the application to crash.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
111086 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8779
DESCRIPTION: GNU C Library (glibc) is vulnerable to a stack-based buffer
overflow, caused by improper bounds checking by the catopen function. By
sending an overly long string, a remote attacker could overflow a buffer and
execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
111087 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
IBM OS Image for Red Hat Linux Systems 2.1.5.0
IBM OS Image for Red Hat Linux Systems 2.1.6.0
IBM OS Image for Red Hat Linux Systems 2.1.7.0
IBM OS Image for Red Hat Linux Systems 2.1.8.0
IBM OS Image for Red Hat Linux Systems 3.0.5.0
IBM OS Image for Red Hat Linux Systems 3.0.6.0
IBM OS Image for Red Hat Linux Systems 3.0.7.0
Remediation/Fixes
The solution is to upgrade the IBM PureApplication System to the following fix
level:
IBM PureApplication 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, V2.2.4.0
o Upgrade to IBM PureApplication V2.2.5.0. Contact IBM for assistance.
PureApplication Software:
Linux:
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=pureappsw_content_2250&includeRequisites=1&includeSupersedes=0&
downloadMethod=ddp&source=fc
PureApplication System:
AIX
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Power&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Linux
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Intel
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Base_RedHat_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Information on upgrading can be found here: http://www-01.ibm.com/support/
docview.wssuid=swg27039159
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
Subscribe to My Notifications to be notified of important product support
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
October 2, 2017: Original document published
April 2, 2018 Update download information
*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.
===============================================================================
Security Bulletin: Open Source Samba Samba Vulnerabilities which is used by IBM
OS Images for RedHat Linux in IBM PureApplication Systems (CVE-2017-12163
CVE-2017-12150)
Security Bulletin
Document information
More support for: PureApplication System
Security
Software version: 2.1.0.0, 2.1.0.1, 2.1.0.2, 2.1.1.0, 2.1.2.0, 2.1.2.1,
2.1.2.2, 2.1.2.3, 2.1.2.4, 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
Operating system(s): AIX, Linux, Windows
Reference #: 2009146
Modified date: 02 April 2018
Summary
There are vulnerabilities in the Open Source GNU glibc that is used by the OS
Images for IBM PureApplication Software Suite, IBM Bluemix Local System and IBM
PureApplication System/Software
Vulnerability Details
CVEID: CVE-2017-12163
DESCRIPTION: Samba could allow a remote authenticated attacker to obtain
sensitive information, caused by a memory leak over SMB1. By sending specially
crafted SMB1 data, an attacker could exploit this vulnerability to cause
portions of server memory contents to be written to a file and obtain sensitive
information.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
132351 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2017-12150
DESCRIPTION: Samba could allow a remote attacker to obtain sensitive
information, caused by the failure to require SMB signing in SMB1/2/3
connections. An attacker could exploit this vulnerability using
man-in-the-middle techniques to hijack client connections and obtain sensitive
information.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
132349 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
IBM OS Image for Red Hat Linux Systems 2.1.5.0
IBM OS Image for Red Hat Linux Systems 2.1.6.0
IBM OS Image for Red Hat Linux Systems 2.1.7.0
IBM OS Image for Red Hat Linux Systems 2.1.8.0
IBM OS Image for Red Hat Linux Systems 3.0.5.0
IBM OS Image for Red Hat Linux Systems 3.0.6.0
IBM OS Image for Red Hat Linux Systems 3.0.7.0
Remediation/Fixes
The solution is to upgrade the IBM PureApplication System to the following fix
level:
IBM PureApplication 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, V2.2.4.0
o Upgrade to IBM PureApplication V2.2.5.0. Contact IBM for assistance.
PureApplication Software:
Linux:
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=pureappsw_content_2250&includeRequisites=1&includeSupersedes=0&
downloadMethod=ddp&source=fc
PureApplication System:
AIX
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Power&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Linux
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Content_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Intel
http://www.ibm.com/support/fixcentral/swg/quickorderparent=PureSystems&product
=ibm/WebSphere/PureApplication+System&release=2.2.5.0&platform=All&function=
fixId&fixids=Group_Base_RedHat_PureApplicationSystem_2.2.5.0_Intel&
includeRequisites=1&includeSupersedes=0&downloadMethod=ddp&source=fc
Information on upgrading can be found here: http://www-01.ibm.com/support/
docview.wssuid=swg27039159
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
Subscribe to My Notifications to be notified of important product support
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
April 2, 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.
- --------------------------END INCLUDED TEXT--------------------
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===========================================================================
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