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AUSCERT External Security Bulletin Redistribution
ESB-2020.0470
Multiple vulnerabilities in IBM Java SDK and IBM Java Runtime affect IBM
Decision Optimization Center (CVE-2020-2593, CVE-2020-2583,
CVE-2019-4732) (2020.02.10)
11 February 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Decision Optimization Center (DOC)
Publisher: IBM
Operating System: AIX
Linux variants
Windows
Impact/Access: Denial of Service -- Remote/Unauthenticated
Execute Arbitrary Code/Commands -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-2593 CVE-2020-2583 CVE-2019-4732
Reference: ESB-2020.0412
Original Bulletin:
https://www.ibm.com/support/pages/node/1846587
- --------------------------BEGIN INCLUDED TEXT--------------------
Summary
There are multiple vulnerabilities in IBM(R) SDK Java(TM) and IBM(R) Runtime
Environment Java(TM) Versions 7 & 8 used by IBM Decision Optimization Center. IBM
Decision Optimization Center have addressed the applicable CVEs.
Vulnerability Details
CVEID: CVE-2020-2593
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE
Networking component could allow an unauthenticated attacker to cause low
confidentiality impact, low integrity impact, and no availability impact.
CVSS Base score: 4.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
174541 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N)
CVEID: CVE-2020-2583
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE
Serialization component could allow an unauthenticated attacker to cause a
denial of service resulting in a low availability impact using unknown attack
vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
174531 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-4732
DESCRIPTION: IBM SDK, Java Technology Edition Version 7.0.0.0 through
7.0.10.55, 7.1.0.0 through 7.1.4.55, and 8.0.0.0 through 8.0.6.0 could allow a
local authenticated attacker to execute arbitrary code on the system, caused by
DLL search order hijacking vulnerability in Microsoft Windows client. By
placing a specially-crafted file in a compromised folder, an attacker could
exploit this vulnerability to execute arbitrary code on the system. IBM X-Force
ID: 172618.
CVSS Base score: 7.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
172618 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H)
Affected Products and Versions
+--------------------------------------+----------+
|Affected Product(s) |Version(s)|
+--------------------------------------+----------+
|IBM Decision Optimization Center (DOC)|3.9.0.2 |
+--------------------------------------+----------+
|IBM Decision Optimization Center (DOC)|3.9.0.1 |
+--------------------------------------+----------+
|IBM Decision Optimization Center (DOC)|3.9 |
+--------------------------------------+----------+
|IBM Decision Optimization Center (DOC)|3.8.0.2 |
+--------------------------------------+----------+
Remediation/Fixes
The recommended solution is to download and install the IBM Java SDK as soon as
practicable.
Please note that IBM SDK Java 6 is no longer supported anymore. IBM recommends
upgrading to DOC 3.8.0.2, 3.9 or subsequent releases.
Before installing a newer version of IBM Java SDK, please ensure that you:
? Close any open programs that you have running;
? Rename the initial directory of the IBM Java SDK (for example: with a .old
at the end),
? Download and install IBM Java SDK.
IBM Decision Optimization Center
- From v3.8.0.2: IBM SDK, Java Technology Edition, Version 7 Service Refresh 10
Fix Pack 60 and subsequent releases
- From v3.9.0.1: IBM SDK, Java Technology Edition, Version 8 Service Refresh 6
Fix Pack 5 and subsequent releases
You must verify that applying this fix does not cause any compatibility issues.
Here are the detailed instructions for updating IBM Java SDK.
Workarounds and Mitigations
None
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