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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.0570
             IBM WebSphere Application Server Vulnerabilities
                             19 February 2020

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

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

Product:           WebSphere Application Server
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
                   z/OS
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Access Confidential Data        -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-4163 CVE-2019-4670 

Reference:         ESB-2020.0455
                   ESB-2020.0412
                   ESB-2020.0405

Original Bulletin: 
   https://www.ibm.com/support/pages/node/1288786
   https://www.ibm.com/support/pages/node/1289152

Comment: This bulletin contains two (2) security advisories.

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

Security Bulletin: WebSphere Application Server is vulnerable to a command
execution vulnerability (CVE-2020-4163)

Security Bulletin


Summary

WebSphere Application Server is vulnerable to a command execution
vulnerability. This has been addressed.

Vulnerability Details

CVEID:   CVE-2020-4163
DESCRIPTION:   IBM WebSphere Application Server, under specialized conditions,
could allow an authenticated user to create a maliciously crafted file name
which would be misinterpreted as jsp content and executed.
CVSS Base score: 6.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
174397 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

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


Remediation/Fixes

For WebSphere Application Server traditional and WebSphere Application Server
Hypervisor Edition:

For V9.0.0.0 through 9.0.5.2:
. Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PH20785
- --OR--
. Apply Fix Pack 9.0.5.3 or later (targeted availability 1Q2020).

For V8.5.0.0 through 8.5.5.16:
. Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PH20785
- --OR--
. Apply Fix Pack 8.5.5.17 or later (targeted availability 1Q2020).

For V8.0.0.0 through 8.0.0.15:
. Upgrade to 8.0.0.15 and then apply Interim Fix PH20785
 

For V7.0.0.0 through 7.0.0.45:
. Upgrade to 7.0.0.45 and  then apply Interim Fix PH20785
 

Additional interim fixes may be available and linked off the interim fix
download page.

WebSphere Application Server V7.0 and V8.0 are no longer in full support; IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.

 

Workarounds and Mitigations

None

- --------------------------------------------------------------------------------------

Security Bulletin: Information Disclosure in WebSphere Application Server Admin
Console (CVE-2019-4670)

Security Bulletin


Summary

There is an information disclosure in WebSphere Application Server Admin
Console.

Vulnerability Details

CVEID:   CVE-2019-4670
DESCRIPTION:   IBM WebSphere Application Server could allow a remote attacker
to obtain sensitive information caused by improper data representation.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
171319 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

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


Remediation/Fixes

For WebSphere Application Server traditional and WebSphere Application Server
Hypervisor Edition:

For V9.0.0.0 through 9.0.5.2:
. Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PH18947
- --OR--
. Apply Fix Pack 9.0.5.3 or later (targeted availability 1Q2020).

For V8.5.0.0 through 8.5.5.16:
. Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PH18947
- --OR--
. Apply Fix Pack 8.5.5.17 or later (targeted availability 1Q2020).

For V8.0.0.0 through 8.0.0.15:
. Upgrade to 8.0.0.15 and then apply Interim Fix PH18947
 

For V7.0.0.0 through 7.0.0.45:
. Upgrade to 7.0.0.45 and  then apply Interim Fix PH18947
 

WebSphere Application Server V7.0 and V8.0 are no longer in full support; IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.

Additional interim fixes may be available and linked off the interim fix
download page.

Workarounds and Mitigations

None

- --------------------------END INCLUDED TEXT--------------------

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