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AUSCERT External Security Bulletin Redistribution
ESB-2020.0891
IBM Db2 receives JRE and Java SDK security updates from January 2020 CPU
12 March 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: Db2
Publisher: IBM
Operating System: Windows
Linux variants
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-2593 CVE-2020-2583 CVE-2019-4732
Reference: ASB-2020.0028
ESB-2020.0465.2
Original Bulletin:
https://www.ibm.com/support/pages/node/5694963
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Security Bulletin: Multiple vulnerabilities in IBM Java SDK and IBM Java
Runtime affect IBM Db2 (January 2020 CPU)
Document Information
Modified date: 10 March 2020
UID: ibm15694963
Summary
There are multiple vulnerabilities in IBM Runtime Environment Java Version
7.0.10.55 and earlier, 7.1.4.55 and earlier, 8.0.6.0 and earlier used by IBM
Db2. These issues were disclosed as part of the IBM Java SDK updates in Jan
2020.
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
All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, V11.1 and V11.5 editions on
all platforms are affected.
Remediation/Fixes
The recommended solution is to apply the appropriate fix for this
vulnerability.
The fix for this vulnerability is in the latest version of IBM JDK. Customers
running any vulnerable fixpack level of an affected Program, V10.1, V10.5,
V11.1 or V11.5 can download the latest version of IBM JDK from Fix Central. At
this point, a fix for V9.7 is not available.
Affected IBM SDK, Java Technology Edition, Version:
* 7.0.10.55 and earlier
* 7.1.4.55 and earlier
* 8.0.6.0 and earlier
* Earlier releases (6, 5.0, 1.4.2, 1.3.1, 1.2.2 etc.) may also be affected,
but they are no longer supported.
Fixes for applicable vulnerabilities are included in IBM SDK, Java Technology
Edition:
* 7.0.10.60
* 7.1.4.60
* 8.0.6.5
HP is now shipping their JDK fixes twice a year, hence there is no fix
available for HP-UX. The bulletin will be updated when it becomes available.
Refer to the table below to determine the IBM JDK level that contains the fix.
Then follow the instructions below to perform the JDK installation.
+----------------------------------------------------------+
|Db2 Release |Fixed IBM Release |
|-------------------+--------------------------------------|
|V10.1.x |7.0.10.60 or later |
|-------------------+--------------------------------------|
|V10.5.x |7.0.10.60 or later |
|-------------------+--------------------------------------|
|V11.1.x |8.0.6.5 or later |
|-------------------+--------------------------------------|
|V11.5.x |8.0.6.5 or later |
+----------------------------------------------------------+
Instructions for IBM JDK Installation can be found here:
http://www.ibm.com/support/docview.wss?uid=swg27050993
Workarounds and Mitigations
None
Change History
10 Mar 2020: Initial Publication
10 Mar 2020: Corrected title of security bulletin to read "January 2020"
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