Security Bulletin: Vulnerabilities in Apache Spark affect IBM Operations Analytics Predictive Insights (CVE-2018-8024, CVE-2018-1334)

Summary

Apache Spark is used by IBM Operations Analytics Predictive Insights. IBM Operations Analytics Predictive Insights has addressed the applicable CVEs.
Note that the usage of Apache Spark 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-2018-8024 DESCRIPTION: Apache Spark is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVSS Base Score: 6.1
CVSS Temporal Score: <https://exchange.xforce.ibmcloud.com/vulnerabilities/146304&gt; for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

CVEID: CVE-2018-1334 DESCRIPTION: Apache Spark could allow a local attacker to gain elevated privileges on the system, caused by an error when using PySpark or SparkR. An attacker could exploit this vulnerability to gain elevated privileges on the system.
CVSS Base Score: 8.4
CVSS Temporal Score: <https://exchange.xforce.ibmcloud.com/vulnerabilities/146303&gt; for more information
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 Operations Analytics Predictive Insights v1.3.6

Remediation/Fixes

RHEL 6: https://www-945.ibm.com/support/fixcentral/swg/downloadFixes?parent=IBM%20Operations%20Analytics&product=ibm/Tivoli/IBM+SmartCloud+Analytics±+Predictive+Insights&release=All&platform=All&function=fixId&fixids=1.3.6-TIV-PredictiveInsights-el6-x86_64-InterimFix001

The readme in the downloaded artifact includes instructions about how to update the Spark version.

Workarounds and Mitigations

None