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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.0828
  Security Bulletin: Multiple Vulnerabilities in IBM® Java SDK affect IBM
  WebSphere Application Server and IBM Application Server Liberty due to
     January 2022 CPU plus deferred CVE-2021-35550 and CVE-2021-35603
                             25 February 2022

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           WebSphere Application Server
                   IBM Application Server Liberty
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
                   z/OS
                   macOS
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-35550 CVE-2021-35603 

Original Bulletin: 
   https://www.ibm.com/support/pages/node/6559306

Comment: CVSS (Max):  5.9 CVE-2021-35550 (CVSSv3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
         CVSS Source: IBM
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSSv3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

- --------------------------BEGIN INCLUDED TEXT--------------------

Multiple Vulnerabilities in IBM® Java SDK affect IBM WebSphere Application
Server and IBM Application Server Liberty due to January 2022 CPU plus deferred
CVE-2021-35550 and CVE-2021-35603

Document Information

Document number    : 6559306
Modified date      : 24 February 2022
Product            : WebSphere Application Server
Component          : Liberty
Software version   : 9.0, 8.5, Liberty
Operating system(s): AIX
                     HP-UX
                     IBM i
                     Linux
                     Solaris
                     Windows
                     z/OS
                     Mac OS
Edition            : Advanced,Base,Developer,Enterprise,Express,Network Deployment,Single Server, Liberty

Summary

There are multiple vulnerabilities in the IBM SDK, Java Technology Edition that
is shipped with IBM WebSphere Application Server and IBM WebSphere Application
Server Liberty. These might affect some configurations of IBM WebSphere
Application Server traditional and IBM WebSphere Application Server Liberty.
These products have addressed the applicable CVEs. If you run your own Java
code using the IBM Java Runtime delivered with this product, you should
evaluate your code to determine whether the complete list of vulnerabilities is
applicable to your code. For a complete list of vulnerabilities, refer to the
link for "IBM Java SDK Security Bulletin" located in the References section for
more information. HP fixes are on a delayed schedule.

Vulnerability Details

CVEID: CVE-2021-35550
DESCRIPTION: An unspecified vulnerability in Java SE related to the JSSE
component could allow an unauthenticated attacker to obtain sensitive
information resulting in a high confidentiality impact using unknown attack
vectors.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
211627 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID: CVE-2021-35603
DESCRIPTION: An unspecified vulnerability in Java SE related to the JSSE
component could allow an unauthenticated attacker to obtain sensitive
information resulting in a low confidentiality impact using unknown attack
vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
211676 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2022-21340
DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries
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: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
217635 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

+----------------------------------------+-------------------+
|Affected Product(s)                     |Version(s)         |
+----------------------------------------+-------------------+
|IBM WebSphere Application Server        |9.0                |
+----------------------------------------+-------------------+
|IBM WebSphere Application Server        |8.5                |
+----------------------------------------+-------------------+
|IBM WebSphere Application Server        |8.0                |
+----------------------------------------+-------------------+
|IBM WebSphere Application Server        |7.0                |
+----------------------------------------+-------------------+
|IBM WebSphere Application Server Liberty|Continuous delivery|
+----------------------------------------+-------------------+

Remediation/Fixes

For IBM WebSphere Application Server Liberty:

Upgrade to IBM SDK, Java Technology Edition Version 8 SR7 FP5 refer to IBM Java
SDKs for Liberty

For Version 9 IBM WebSphere Application Server traditional:

Update to the IBM SDK, Java Technology Edition, Version 8 Service Refresh 7 FP5
using the instructions in the IBM Documentation Installing and updating IBM
SDK, Java Technology Edition on distributed environments then use the IBM
Installation Manager to access the online product repositories to install the
SDK or use IBM Installation Manager and access the packages from Fixcentral .

For V8.5.0.0 through 8.5.5.21 IBM WebSphere Application Server traditional:

For the IBM SDK, Java Technology Version that you use, upgrade to the minimal
fix pack level of WebSphere Application Server as noted in the interim fix
below then apply the interim fixes:

For IBM SDK Java Technology Edition Version 7

  o Apply interim fix PH43780 : Will upgrade you to IBM SDK, Java Technology
    Edition, Version 7 Service Refresh 11 Fix Pack 5.

For IBM SDK Java Technology Edition Version 7R1

  o Apply interim fix PH43779 : Will upgrade you to IBM SDK, Java Technology
    Edition, Version 7R1 Service Refresh 5 Fix Pack 5.

For IBM SDK Java Technology Edition Version 8 SR7 FP5

  o For environments that have been upgraded to use the new default IBM SDK
    Version 8 bundled with WebSphere Application Server Fix Pack 8.5.5.11 or
    later: Apply interim fix PH43778 : Will upgrade you to IBM SDK, Java
    Technology Edition, Version 8 Service Refresh 7 FP5.

OR

  o Apply IBM Java SDK shipped with WebSphere Application Server Fix pack 22
    (8.5.5.22) or later (targeted availability 3Q 2022).

For Application Client for IBM WebSphere Application Server:

Follow instructions above for the IBM WebSphere Application Server to download
the interim fix needed for your version of the Application Client.

Workarounds and Mitigations

None

IBM Java SDK Security Bulletin

Change History

24 Feb 2022: Initial Publication

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