Security Bulletin: Apache Commons FileUpload Vulnerabilities in IBM MQ (Managed File Transfer component) and IBM WebSphere MQ (Managed File Transfer component) (CVE-2016-3092)

Security Bulletin

Summary

The MultipartStream class in Apache Commons Fileupload before 1.3.2, as used in IBM MQ v8.0 and IBM WebSphere MQ v7.5, allows remote attackers to cause a denial of service (CPU consumption) through a long boundary string.

Vulnerability Details

CVEID: CVE-2016-3092
Description: The MultipartStream class in Apache Commons Fileupload before 1.3.2, as used in IBM MQ v8.0 (Managed File Transfer component) and IBM WebSphere MQ v7.5 (Managed File Transfer component), allows remote attackers to cause a denial of service (CPU consumption) through a long boundary string. 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:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM MQ 8.0.0.0 - 8.0.0.5 maintenance levels
IBM WebSphere MQ 7.5.0.0 - 7.5.0.7 maintenance levels

Remediation/Fixes

IBM MQ 8.0

Apply fix pack 8.0.0.6

IBM WebSphere MQ 7.5

Apply fix pack 7.5.0.8

For unsupported versions of IBM WebSphere MQ, IBM recommends upgrading to a fixed, supported version of the product.

Workarounds and Mitigations

None

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Important Note

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

21 April 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

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: Apache Commons FileUpload Vulnerabilities in IBM MQ (Managed File Transfer component) and IBM WebSphere MQ (Managed File Transfer component) (CVE-2016-3092)