Security Bulletin
Summary
A fix is available for IBM SONAS, for GPFS security vulnerability
Vulnerability Details
IBM General Parallel File System (GPFS) is a high-performance clustered file system. It is used in IBM SONAS.
CVEID: CVE-2016-0392
DESCRIPTION: IBM General Parallel File System could allow a local attacker to inject commands into setuid file parameters and execute commands as root.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112611 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM SONAS
The product is affected when running code releases 1.5.0.0 to 1.5.2.4
Remediation/Fixes
A fix for these issues is in version 1.5.2.5 of IBM SONAS. Customers running an affected version of SONAS should upgrade to 1.5.2.5 or a later version, so that the fix gets applied.
Please contact IBM support for assistance in upgrading your system.
Workarounds and Mitigations
Workaround : Is to remove the setuid from the files in the /usr/lpp/mmfs/bin directory. Determine the set of files with setuid bit by running
ls -l /usr/lpp/mmfs/bin | grep r-s
Then reset the setuid bit for each such file by issuing this command on each file
chmod u-s file
Mitigation : None
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References
Change History
28 Oct 2016: First draft
*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:
17 June 2018
UID
ssg1S1009557