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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.0072
  Security Bulletin: IBM SDK, Java Technology Edition Quarterly CPU - Oct
         2020 - Includes Oracle Oct 2020 CPU minus CVE-2020-14782
                  affects Liberty for Java for IBM Cloud
                              7 January 2021

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

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

Product:           Liberty for Java
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Modify Arbitrary Files   -- Remote/Unauthenticated
                   Denial of Service        -- Remote/Unauthenticated
                   Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-14798 CVE-2020-14797 CVE-2020-14796
                   CVE-2020-14792 CVE-2020-14782 CVE-2020-14781
                   CVE-2020-14779  

Reference:         ESB-2020.4526
                   ESB-2020.4454
                   ESB-2020.4389

Original Bulletin: 
   https://www.ibm.com/support/pages/node/6398384

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

IBM SDK, Java Technology Edition Quarterly CPU - Oct 2020 - Includes Oracle Oct
2020 CPU minus CVE-2020-14782 affects Liberty for Java for IBM Cloud

Document Information

Document number    : 6398384
Modified date      : 06 January 2021
Product            : Liberty for Java
Software version   : All
Operating system(s): Linux

Summary

Multiple vulnerabilities in IBM Java SDK affect Liberty for Java October 2020
CPU.

Vulnerability Details

CVEID: CVE-2020-14792
DESCRIPTION: An unspecified vulnerability in Java SE related to the Hotspot
component could allow an unauthenticated attacker to cause low confidentiality
impact, low integrity impact, and no availability impact.
CVSS Base score: 4.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
190110 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N)

CVEID: CVE-2020-14797
DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries
component could allow an unauthenticated attacker to cause no confidentiality
impact, low integrity impact, and no availability impact.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
190115 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID: CVE-2020-14781
DESCRIPTION: An unspecified vulnerability in Java SE related to the JNDI
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/
190099 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-2020-14779
DESCRIPTION: An unspecified vulnerability in Java SE related to the
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/
190097 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-2020-14798
DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries
component could allow an unauthenticated attacker to cause no confidentiality
impact, low integrity impact, and no availability impact.
CVSS Base score: 3.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
190116 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)

CVEID: CVE-2020-14796
DESCRIPTION: An unspecified vulnerability in Java SE related to the Libraries
component could allow an unauthenticated attacker to obtain sensitive
information resulting in a low confidentiality impact using unknown attack
vectors.
CVSS Base score: 3.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
190114 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N)

Affected Products and Versions

+--------------------+----------+
|Affected Product(s) |Version(s)|
+--------------------+----------+
|Liberty for Java    |3.51      |
+--------------------+----------+

Remediation/Fixes

To upgrade to Liberty for Java v3.52-20201210-1626 or higher, you must re-stage
or re-push your application

To find the current version of Liberty for Java in IBM Cloud being used, from
the command-line Cloud Foundry client by running the following commands:

cf ssh <appname> -c cat "staging_info.yml"

Look for the following lines:

{"detected_buildpack":"Liberty for Java(TM) (WAR, liberty-20.0.0_12,
buildpack-v3.51-20201113-1351, ibmjdk-1.8.0_sr6fp16-20200902, env)
","start_command":".liberty/initial_startup.rb"}

To re-stage your application using the command-line Cloud Foundry client, use
the following command:

cf restage <appname>

To re-push your application using the command-line Cloud Foundry client, use
the following command:

cf push <appname>

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Change History

06 Jan 2021: Initial Publication

Document Location

Worldwide

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