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Security Bulletin: IBM WebSphere MQ and IBM MQ Managed File Transfer is affected by an undefined behavior because of insecure file permission vulnerability (CVE-2017-1699)

Security Bulletin


IBM WebSphere MQ and IBM MQ Managed File Transfer create certain files during startup. The file permissions set on those files are not secure allowing local attacks. This could lead to undefined behavior or remove any pending managed file transfers from an agent.

Vulnerability Details

CVEID: CVE-2017-1699
 An IBM WebSphere MQ or IBM MQ Managed File Transfer agent sets insecure permissions on certain files it creates. A local attacker could exploit this vulnerability to modify or delete data contained in the files with an unknown impact.
CVSS Base Score: 4
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

WebSphere MQ V8.0.0.0 to V8.0.0.6

IBM MQ LTS V9.0.0.0 to V9.0.0.1

IBM MQ CD V9.0.1 to V9.0.3


WebSphere MQ V8.0.0.0 to V8.0.0.6

Apply fix pack or later.

IBM MQ LTS V9.0.0.0 to V9.0.0.1

Apply fix pack or later

IBM MQ CD V9.0.1 to V9.0.3

Apply CD release 9.0.4

Workarounds and Mitigations


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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.



Change History

02 Jan 2018 - First 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.


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