Security Bulletin
Summary
IBM Spectrum LSF has addressed the following vulnerability. Enhancing the eauth executable file to prevent the preloading of getuid to avoid the users changing their job user at job submission time.
Vulnerability Details
CVEID:CVE-2018-1724
DESCRIPTION:IBM Spectrum LSF 9.1.1 9.1.2, 9.1.3, and 10.1 could allow a local user to change their job user at job submission time due to improper file permission settings.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/147439 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
Affected IBM Platform LSF |
Affected Versions |
IBM Spectrum LSF |
10.1 |
IBM Spectrum LSF |
9.1.1 |
IBM Spectrum LSF |
9.1.2 |
IBM Spectrum LSF |
9.1.3 |
Remediation/Fixes
Product |
VRMF |
APAR |
Remediation / First Fix |
IBM Spectrum LSF |
10.1 |
P102716 |
http://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Other+software/IBM+Spectrum+LSF&release=All&platform=All&function=fixId&fixids=lsf-10.1-build501633&includeSupersedes=0 |
IBM Spectrum LSF |
9.1.1 |
P102716 |
http://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Other+software/Platform+LSF&release=All&platform=All&function=fixId&fixids=lsf-9.1.1-build501933&includeSupersedes=0 |
IBM Spectrum LSF |
9.1.2 |
P102716 |
http://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Other+software/Platform+LSF&release=All&platform=All&function=fixId&fixids=lsf-9.1.2-build501919&includeSupersedes=0 |
IBM Spectrum LSF |
9.1.3 |
P102716 |
http://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Other+software/Platform+LSF&release=All&platform=All&function=fixId&fixids=lsf-9.1.3-build501909&includeSupersedes=0 |
Workarounds and Mitigations
Workaround: Create eauth key in /etc/lsf.sudoers file on each host.
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References
Acknowledgement
The vulnerability was reported to IBM by Ryan Adamson
Change History
27 September 2018: Original version created
17 October 2018: Update Vulnerability Details according to the infomation on xForce
*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:
18 October 2018
UID
ibm10734767