IBM Support

Security Bulletin: TLS padding vulnerability affects IBM WebSphere MQ Internet Pass-Thru V2.0 (CVE-2014-8730)

Created by Jon Rumsey on
Published URL:
https://www.ibm.com/support/pages/node/257301
257301

Security Bulletin


Summary

Transport Layer Security (TLS) padding vulnerability via a POODLE (Padding Oracle On Downgraded Legacy Encryption) like attack affects some versions of IBM WebSphere MQ Internet Pass-Thru (SupportPac MS81).

Vulnerability Details

CVE-ID: CVE-2014-8730

DESCRIPTION:

IBM WebSphere MQ Internet Pass-Thru V2.0 could allow a remote attacker to obtain sensitive information, caused by the failure to check the contents of the padding bytes when using CBC cipher suites of some TLS implementations. A remote user with the ability to conduct a man-in-the-middle attack could exploit this vulnerability via a POODLE (Padding Oracle On Downgraded Legacy Encryption) like attack to decrypt sensitive information and calculate the plaintext of secure connections.

CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/99216 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

Affected Products and Versions

Version 2.0 and earlier releases of IBM WebSphere MQ Internet Pass-Thru are affected.

Version 2.1 and later releases of IBM WebSphere MQ Internet Pass-Thru are NOT affected.

Remediation/Fixes

IBM WebSphere MQ Internet Pass-Thru V2.0 and earlier

All users should migrate to Version 2.1.0.0 or higher of the IBM WebSphere MQ Internet Pass-Thru SupportPac MS81.

Workarounds and Mitigations

None.

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References

Complete CVSS v2 Guide
On-line Calculator v2

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

10th March 2015 - 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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Document Information

Modified date:
15 June 2018

UID

swg21698835

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