Security Bulletin: IBM Sterling B2B Integrator HTTP Range Header Vulnerability (CVE-2013-0494)

Security Bulletin

Summary

IBM Sterling B2B Integrator is subject to HTTP Byte Range Denial Of Service attacks.

Vulnerability Details

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:
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

Remediation/Fixes

Product & Version	APAR	Remediated Fix
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

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

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Change History

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.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Tips

Security Bulletin: IBM Sterling B2B Integrator HTTP Range Header Vulnerability (CVE-2013-0494)