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AUSCERT External Security Bulletin Redistribution
ESB-2021.1209
Vulnerability in IBM Runtime Environment Java Technology
Edition affects WebSphere eXtreme Scale
12 April 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: WebSphere eXtreme Scale
Publisher: IBM
Operating System: Linux variants
Windows
AIX
HP-UX
Solaris
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-27221
Reference: ESB-2021.1139
ESB-2021.0811
Original Bulletin:
https://www.ibm.com/support/pages/node/6441721
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Security Bulletin: Vulnerability in IBM(R) Runtime Environment Java(TM) Technology
Edition affects WebSphere eXtreme Scale
Document Information
More support for:
WebSphere eXtreme Scale
Software version:
8.6
Operating system(s):
AIX, HP-UX, Linux, Solaris, Windows
Document number:
6441721
Modified date:
09 April 2021
UID
ibm16441721
Summary
There is a vulnerability in IBM Runtime Environment Java Technology Edition
Version 7 and 8 used by WebSphere eXtreme Scale. The issues were disclosed as
part of the IBM SDK, Java Technology Edition updates in February 2021.
Vulnerability Details
CVEID: CVE-2020-27221
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a stack-based buffer overflow
when the virtual machine or JNI natives are converting from UTF-8 characters to
platform encoding. 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: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
195353 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
+-----------------------+----------+
|Affected Product(s) |Version(s)|
+-----------------------+----------+
|WebSphere Extreme Scale|8.6.1 |
+-----------------------+----------+
|WebSphere Extreme Scale|8.6.0 |
+-----------------------+----------+
Remediation/Fixes
+-------------+---------+---------+-------------------------------------------+
| Product | VRMF | APAR | Remediation/First Fix |
+-------------+---------+---------+-------------------------------------------+
| WebSphere | | | Refer to the Version 8.6 table in the |
| eXtreme | 8.6.0.8 | PH34473 | Recommended Fixes page for WebSphere |
| Scale | | | eXtreme Scale. |
+-------------+---------+---------+-------------------------------------------+
| WebSphere | | | Refer to the Version 8.6.1 table in the |
| eXtreme | 8.6.1.4 | PH34473 | Recommended Fixes page for WebSphere |
| Scale | | | eXtreme Scale. |
+-------------+---------+---------+-------------------------------------------+
Workarounds and Mitigations
None
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
08 Apr 2021: Initial Publication
*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.
Document Location
Worldwide
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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
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The post ESB-2021.1209 – [Win][Linux][HP-UX][Solaris][AIX] WebSphere eXtreme Scale: Multiple vulnerabilities appeared first on Malware Devil.
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