Security Bulletin: Tomcat apache vulnerability affects IBM Storwize V7000 Unified

Summary

Apache Tomcat is used by Storwize V7000 Unified. Storwize V7000 Unified has addressed the applicable CVEs.

Vulnerability Details

This bulletin relates to vulnerabilities in the Apache Tomcat component which is used to provide the product’s management GUI. The CLI interface is unaffected.

CVEID: CVE-2016-0762**
DESCRIPTION:** Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by the failure to process the user supplied password if the specified user name does not exist by the Realm implementation. An attacker could exploit this vulnerability to conduct a timing attack and determine valid usernames on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118407 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2016-5018**
DESCRIPTION:** Apache Tomcat could allow a local attacker to bypass security restrictions. An attacker could exploit this vulnerability using a Tomcat utility method to bypass a configured SecurityManager.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118406 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID: CVE-2016-6794**
DESCRIPTION:** Apache Tomcat could allow a local attacker to obtain sensitive information, caused by an error in the system property replacement feature. An attacker could exploit this vulnerability to bypass the SecurityManager and read system properties.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118405 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2016-6796**
DESCRIPTION:** Apache Tomcat could allow a local attacker to bypass security restrictions. By modifying configuration parameters for the JSP Servlet, an attacker could exploit this vulnerability to bypass a configured SecurityManager.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118404 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID: CVE-2016-6797**
DESCRIPTION:** Apache Tomcat could allow a local attacker to gain unauthorized access to the system, caused by an error in the ResourceLinkFactory. An attacker could exploit this vulnerability to gain access to arbitrary global JNDI resources.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118403 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM Storwize V7000 Unified
The product is affected when running code releases 1.5.0.0 to 1.5.2.5 and 1.6.0.0 to 1.6.2.0

Remediation/Fixes

A fix for these issues is in version 1.5.2.6 and 1.6.2.1 of IBM Storwize V7000 Unified. Customers running an affected version of IBM Storwize V7000 Unified should upgrade to 1.5.2.6 or 1.6.2.1 or a later version, so that the fix gets applied.

Latest Storwize V7000 Unified Software

Please contact IBM support for assistance in upgrading your system.

Workarounds and Mitigations

Workaround(s): None

Mitigation(s) : Although IBM recommends that you install a level of code with a fix for this vulnerability, you can mitigate, although not eliminate, your risk until you have done so by ensuring that all users who have access to the system are authenticated by another security system such as a firewall.