Operating System:

[RedHat]

Published:

31 October 2019

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.4047
    Security Bulletin: Vulnerabilities in WebSphere Application Server
                              31 October 2019

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

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

Product:          IBM Streams
Publisher:        IBM
Operating System: Red Hat
Impact/Access:    Access Confidential Data -- Remote/Unauthenticated
                  Unauthorised Access      -- Existing Account      
Resolution:       Patch/Upgrade
CVE Names:        CVE-2019-4441 CVE-2019-4305 CVE-2019-4304

Reference:        ESB-2019.3728
                  ESB-2019.3652.2

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Security Bulletin: Vulnerabilities in WebSphere Application Server

Document Information
More support for:
IBM Streams

Software version:
All Versions

Operating system(s):
Red Hat

Reference #:
1096486

Modified date:
30 October 2019

Security Bulletin


Summary

There are vulnerabilities in WebSphere Application Server used by IBM Streams.
IBM Streams has addressed the applicable CVEs.


Vulnerability Details

CVEID: CVE-2019-4305
DESCRIPTION: IBM WebSphere Application Server Liberty could allow a remote
attacker to obtain sensitive information caused by the improper setting of a
cookie.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
160951 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2019-4441
DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to
obtain sensitive information when a stack trace is returned in the browser.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
163177 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2019-4304
DESCRIPTION: IBM WebSphere Application Server - Liberty could allow a remote
attacker to bypass security restrictions caused by improper session validation.
CVSS Base Score: 6.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
160950 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)



Affected Products and Versions

Affected InfoSphere Streams  Affected Versions
InfoSphere Streams          4.0.1.6 and earlier
InfoSphere Streams          3.2.1.6 and earlier
IBM Streams                 4.1.1.9 and earlier
IBM Streams                 4.2.1.7 and earlier
IBM Streams                 4.3.1.0 and earlier


Remediation/Fixes

NOTE: Fix Packs are available on IBM Fix Central.

To remediate/fix this issue, follow the instructions below:

Version 4.3.x:  Apply 4.3.0 Fix Pack 1 (4.3.1.1) or higher .
Version 4.2.x:  Apply  4.2.1 Fix Pack 4 (4.2.1.9) or higher .
Version 4.1.x:  Apply  4.1.1 Fix Pack 6 (4.1.1.10) or higher .
Versions 4.0.x,3.2.x, 3.1.x, and 3.0.x:  For versions earlier than 4.x.x, IBM
recommends upgrading to a fixed, supported version/release/platform of the
product. Customers who cannot upgrade and need to secure their installation
should open a PMR with IBM Technical Support and request assistance securing
their InfoSphere Streams system against the vulnerabilities identified in this
Security Bulletin.


Workarounds and Mitigations

none


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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Complete CVSS v3 Guide
On-line Calculator v3


Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF
ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.


*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF
ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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