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Category:   Application (Web Server/CGI)  >   IBM WebSphere MQ Vendors:   IBM
IBM WebSphere MQ Undocumented Service Trace Module Environment Variable Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1040175
SecurityTracker URL:
CVE Reference:   CVE-2017-1612   (Links to External Site)
Date:  Jan 12 2018
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7.0.1, 7.1, 7.5, 8.0, 9.0
Description:   A vulnerability was reported in IBM WebSphere MQ. A local user can obtain elevated privileges on the target system.

A local user can set an undocumented environment variable in the service trace module intended for use by IBM support to a specially crafted value to execute arbitrary code on the target system with 'mqm' user privileges.

Impact:   A local user can obtain 'mqm' user privileges on the target system.
Solution:   IBM has issued a fix (APAR IT22526).

The IBM advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (AIX), UNIX (HP/UX), UNIX (Solaris - SunOS), Windows (Any)

Message History:   None.

 Source Message Contents

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