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Security Bulletin: IBM WebSphere MQ Invalid client protocol flows could cause denial of service (CVE-2016-0379)

Security Bulletin


Summary

An invalid MQ client protocol flow could cause a memory access violation on the server which could impact other channels running in the same process.

Vulnerability Details

CVEID: CVE-2016-0379
DESCRIPTION: IBM WebSphere MQ could allow an authenticated user with queue manager rights to cause a denial of service to channels due to incorrect handling of MQ protocol flows.
CVSS Base Score: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112245 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM WebSphere MQ 7.5

IBM WebSphere MQ 7.5.0.0 through 7.5.0.6 maintenance levels

IBM WebSphere MQ 8.0

IBM WebSphere MQ 8.0.0.0 through 8.0.0.4 maintenance levels

Remediation/Fixes

IBM WebSphere MQ 7.5

Apply IBM WebSphere MQ 7.5.0.7 or later maintenance

IBM WebSphere 8.0

Apply IBM WebSphere MQ 8.0.0.5 or later maintenance

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

2 June 2016: Original version published
20 September 2016: Details of 7.5.0.7 fixpack added

*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

swg21984565