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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3667
        Information Disclosure Vulnerabilities Affect IBM Sterling
                File Gateway (CVE-2019-4423, CVE-2019-4280)
                             30 September 2019

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

Product:           IBM Sterling File Gateway
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Windows
                   IBM i
                   HP-UX
                   Solaris
Impact/Access:     Read-only Data Access    -- Remote/Unauthenticated
                   Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-4423 CVE-2019-4280 

Reference:         ESB-2019.2775.2

Original Bulletin: 
   https://www.ibm.com/support/pages/node/957207

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

Information Disclosure Vulnerabilities Affect IBM Sterling File Gateway
(CVE-2019-4423, CVE-2019-4280)

Security Bulletin

Summary

IBM Sterling File Gateway has addressed the information disclosure
vulnerabilities

Document Information

Software version: 2.2.0.0 - 6.0.1.0
Operating system(s): AIX; HP-UX; IBM i; Linux; Solaris; Windows
Reference #: 957207
Modified date: 02 August 2019 

Vulnerability Details

CVEID: CVE-2019-4423
DESCRIPTION: IBM Sterling File Gateway could allow a remote attacker to
traverse directories on the system. An attacker could send a specially-crafted
URL request containing "dot dot" sequences (/../) to view arbitrary files on
the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
162769 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-2019-4280
DESCRIPTION: IBM Sterling B2B Integrator Standard Edition displays sensitive
information in HTTP requests which could be used in further attacks against the
system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
160503 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)

Affected Products and Versions

IBM Sterling File Gateway 2.2.0.0- 6.0.1.0

Remediation/Fixes

+-----------------+-----------------------------+-----------------------------+
|PRODUCT & Version|APAR                         |Remediation/Fix              |
+-----------------+-----------------------------+-----------------------------+
|IBM Sterling File|IT29305, IT29093             |Apply IBM Sterling B2B       |
|Gateway 2.2.0.0- |                             |Integrator version 5.2.6.4_2 |
|6.0.1.0          |                             |or 6.0.2.0 on Fix Central    |
+-----------------+-----------------------------+-----------------------------+

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References


Change History

24 July 2019: Original document published
02 August 2019: Update the vulnerability versions

*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.

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

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