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AUSCERT External Security Bulletin Redistribution
ESB-2019.2775.2
Information Disclosure Vulnerabilities Affect IBM Sterling
File Gateway (CVE-2019-4423, CVE-2019-4280)
5 August 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Sterling File Gateway
Publisher: IBM
Operating System: AIX
Linux variants
Windows
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-4423 CVE-2019-4280
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10957207
Revision History: August 5 2019: Update the vulnerability versions
July 25 2019: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
Security Bulletin: Information Disclosure Vulnerabilities Affect IBM Sterling
File Gateway (CVE-2019-4423, CVE-2019-4280)
Document information
More support for: Sterling File Gateway
Software version: 2.2.0.0 - 6.0.1.0
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows
Reference #: 0957207
Modified date: 02 August 2019
Summary
IBM Sterling File Gateway has addressed the information disclosure
vulnerabilities
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
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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