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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.0439
 Security Bulletin: Multiple Vulnerabilities in Apache Commons Affect IBM
   Sterling B2B Integrator (CVE-2016-3092, CVE-2014-0050, CVE-2013-0248)
                             16 February 2017

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

Product:           IBM Sterling B2B Integrator
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Overwrite Arbitrary Files -- Existing Account      
                   Denial of Service         -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2016-3092 CVE-2014-0050 CVE-2013-0248

Reference:         ASB-2016.0095
                   ESB-2017.0432
                   ESB-2017.0147
                   ESB-2017.0034

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg21998271

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Security Bulletin: Multiple Vulnerabilities in Apache Commons Affect IBM 
Sterling B2B Integrator (CVE-2016-3092, CVE-2014-0050, CVE-2013-0248)

Security Bulletin

Document information

More support for: Sterling B2B Integrator

Software version: 5.2

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows

Reference #: 1998271

Modified date: 15 February 2017

Summary

Multiple vulnerabilities in Apache Commons exists in IBM B2B Sterling 
Integrator

Vulnerability Details

CVEID: CVE-2016-3092

DESCRIPTION: Apache Tomcat is vulnerable to a denial of service, caused by an
error in the Apache Commons FileUpload component. By sending file upload 
requests, an attacker could exploit this vulnerability to cause the server to
become unresponsive.

CVSS Base Score: 5.3

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/114336 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2014-0050

DESCRIPTION: Apache Commons FileUpload, as used in Apache Tomcat, Solr, and 
other products is vulnerable to a denial of service, caused by the improper 
handling of Content-Type HTTP header for multipart requests by 
MultipartStream.java. An attacker could exploit this vulnerability using a 
specially crafted Content-Type header to cause the application to enter into 
an infinite loop.

CVSS Base Score: 5

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/90987 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID: CVE-2013-0248

DESCRIPTION: Apache Commons FileUpload could allow a local attacker to launch
a symlink attack. Temporary files are created insecurely. A local attacker 
could exploit this vulnerability by creating a symbolic link from a temporary
file to various files on the system, which could allow the attacker to 
overwrite arbitrary files on the system with elevated privileges.

CVSS Base Score: 3.3

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/82618 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:P)

Affected Products and Versions

IBM Sterling B2B Integrator 5.2

Remediation/Fixes

Product & Version

Remediation/Fix

IBM Sterling B2B Integrator 5.2

Apply fix pack 5020603 then interim fix 5020603_1 on Fix Central

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support 
alerts like this.

References

Complete CVSS v2 Guide

On-line Calculator v2

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

15 February 2017: Original version published

*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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