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AUSCERT External Security Bulletin Redistribution
ESB-2019.1287.2
Security Bulletin: IBM Algo Credit Manager Is Affected by a
Denial of Service Vulnerability in WebSphere Liberty
26 April 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Algo Credit Manager
Publisher: IBM
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-10237
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10880537
Revision History: April 26 2019: Updated version published
April 15 2019: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
Security Bulletin: IBM Algo Credit Manager Is Affected by a Denial of Service
Vulnerability in WebSphere Liberty
Security Bulletin
Document information
More support for: Algo Credit Manager
Software version: 5.4
Operating system(s): Platform Independent
Reference #: 0880537
Modified date: 24 April 2019
Summary
IBM Algo Credit Manager has addressed a denial of service vulnerability in
WebSphere Liberty that was caused by the usage of Google Guava.
Vulnerability Details
CVEID: CVE-2018-10237
DESCRIPTION: Google Guava is vulnerable to a denial of service, caused by
improper eager allocation checks in the AtomicDoubleArray and CompoundOrdering
class. By sending a specially-crafted data, a remote attacker could exploit
this vulnerability to cause a denial of service condition.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
142508 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:H)
Affected Products and Versions
+--------------------------------+-----------------+
|Affected IBM Algo Credit Manager|Affected Versions|
+--------------------------------+-----------------+
|IBM Algo Credit Manager |5.4.5 |
+--------------------------------+-----------------+
|IBM Algo Credit Manager |5.4.4 |
+--------------------------------+-----------------+
|IBM Algo Credit Manager |5.4.3 |
+--------------------------------+-----------------+
Remediation/Fixes
+---------------------+--------------------+----------------------------------+
| Product | VRMF | Remediation / First Fix |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.5 - AIX |ACM5450-IF1_20190424_AIX_ppc |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.5 - zLinux |ACM5450-IF1_20190424_Linux_s390x |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.5 - Linux x86-64|ACM5450-IF1_20190424_Linux_x86_64 |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.5 - Linux on |ACM5450-IF1_20190424_Linux_ppc64le|
|Manager |Power | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.4 - AIX |ACM5440-IF5_20190411_AIX_ppc |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.4 - zLinux |ACM5440-IF5_20190411_Linux_s390x |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.4 - Linux x86-64|ACM5440-IF5_20190411_Linux_x86_64 |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.4 - Linux on |ACM5440-IF5_20190411_Linux_ppc64le|
|Manager |Power | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.3 - AIX |ACM5430-IF6_20190424_AIX_ppc |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.3 - zLinux |ACM5430-IF6_20190424_Linux_s390x |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.3 - Linux x86-64|ACM5430-IF6_20190424_Linux_x86_64 |
|Manager | | |
+---------------------+--------------------+----------------------------------+
|IBM Algo Credit |5.4.3 - Linux on |ACM5430-IF6_20190424_Linux_ppc64le|
|Manager |Power | |
+---------------------+--------------------+----------------------------------+
Workarounds and Mitigations
None
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Reference
Complete CVSS v2 Guide
On-line Calculator v2
Complete CVSS v3 Guide
On-line Calculator v3
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
11 April 2019: Original version published
24 April 2019: Updated 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.
- --------------------------END INCLUDED TEXT--------------------
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