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Security Bulletin: IBM WebSphere MQ is affected by a privilege escalation vulnerability (CVE-2017-1612)

Security Bulletin


Summary

IBM WebSphere MQ has addressed the following vulnerability.

An undocumented environment variable intended for use by IBM support could be used to execute untrusted code using the 'mqm' user.

Vulnerability Details

CVEID: CVE-2017-1612
DESCRIPTION:
IBM WebSphere MQ service trace module could be used to execute untrusted code under 'mqm' user
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/132953 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Product
Affected Versions
IBM WebSphere MQ
7.0.1.0 - 7.0.1.14
IBM WebSphere MQ
7.1.0.0 - 7.1.0.8
IBM WebSphere MQ
7.5.0.0 - 7.5.0.8
IBM MQ
8.0.0.0 - 8.0.0.7
IBM MQ (LTS)
9.0.0.0 - 9.0.0.1
IBM MQ (CD)
9.0.1.0 - 9.0.3.0

Remediation/Fixes

Product
VRMF
APAR
Remediation / First Fix
IBM WebSphere MQ
7.0.1
IT22526
Customers on extended support should contact IBM support to acquire a fix.
IBM WebSphere MQ
7.1
IT22526
IBM WebSphere MQ V7.1.0.9
IBM WebSphere MQ
7.5
IT22526
Interim Fix IT22526
IBM MQ
8.0
IT22526
IBM MQ V8.0.0.8
IBM MQ (LTS)
9.0
IT22526
IBM MQ V9.0.0.2
IBM MQ (CD)
9.0.x
IT22526
IBM MQ V9.0.4

Workarounds and Mitigations

None.

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References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

03 Jan 2018: Original version published.
12 Jan 2018: Specify platform applicability.

*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

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document information

More support for: IBM MQ
Security

Software version: 7.0.1, 7.1, 7.5, 8.0, 9.0

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows

Software edition: All Editions

Reference #: 2009918

Modified date: 12 January 2018