Security Bulletin: A vulnerability in Python affects IBM Operations Analytics Predictive Insights (CVE-2018-14647)

Summary

Python is used by IBM Operations Analytics Predictive Insights. IBM Operations Analytics Predictive Insights has addressed the applicable CVE. Note that the usage of Python within IBM Operations Analytics Predictive Insights is limited to the REST Mediation utility. If you do not use that utility then you are not affected by this bulletin.

Vulnerability Details

CVEID:CVE-2018-14647
**DESCRIPTION:**Python’s elementtree C accelerator failed to initialise Expat’s hash salt during initialization. This could make it easy to conduct denial of service attacks against Expat by constructing an XML document that would cause pathological hash collisions in Expat’s internal data structures, consuming large amounts CPU and RAM. Python 3.8, 3.7, 3.6, 3.5, 3.4, 2.7 are believed to be vulnerable.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/150579 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

Apply 1.3.6 Interim Fix 2
https://www-945.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Tivoli/IBM+SmartCloud+Analytics±+Predictive+Insights&release=1.3.6

Workarounds and Mitigations

None