Security Bulletin: IBM Sterling B2B Integrator HTTP Range Header Vulnerability (CVE-2013-0494)
IBM Sterling B2B Integrator is subject to HTTP Byte Range Denial Of Service attacks.
CVE ID: CVE-2013-0494
DESCRIPTION: IBM Sterling B2B Integrator is subject to HTTP Byte Range Denial Of Service attacks. Specially crafted HTTP Range or Request-Range request headers can cause memory and CPU exhaustion. A remote, unauthenticated attacker could exploit this to make the system unresponsive.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/82009 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Affected Products and Versions
IBM Sterling B2B Integrator 5.0
IBM Sterling B2B Integrator 5.1 or IBM Sterling File Gateway 2.1
IBM Sterling B2B Integrator 5.2 or IBM Sterling File Gateway 2.2
Product & Version
|IBM Sterling B2B Integrator 5.0||IC82726||Apply Fix Pack 5010 made available on IWM|
|IBM Sterling B2B Integrator 5.1 or IBM Sterling File Gateway 2.1||IC82726||Apply Fix Pack 5104 made available on IWM|
|IBM Sterling B2B Integrator 5.2 or IBM Sterling File Gateway 2.2||IC82726||Install 5020500 Media or apply 5020500 FixPack that is made available on Passport Advantage and Fix Central respectively|
To acquire the fix please login to IWM.
See FAQs on downloading an iFix from the IWM site
To acquire the fix please login to IBM Fix Central.
More details and release notes can be found here:
IBM Sterling B2B Integrator 5.2 Information Center
To acquire the fix from Passport Advantage, please login here.
Workarounds and Mitigations
Get Notified about Future Security Bulletins
ReferencesComplete CVSS v2 Guide
On-line Calculator v2
Related informationIBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
11 March 2013: Initial Version
30 July 2013: Changed affected products section to include Sterling B2B Integrator 5.0 and remediation section to include 5010
12 December 2014: Updated with 5020500 as one of the remediated Fix.
*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.
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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