Security Bulletin: Open Source Apache Tomcat vulnerabilities affect IBM Tivoli Application Dependency Discovery Manager (TADDM) (CVE-2017-5648, CVE-2017-5647)

Summary

Multiple vulnerabilities in Open Source Apache Tomcat reported by The Apache Software Foundation affect IBM Tivoli Application Dependency Discovery Manager

Vulnerability Details

CVEID: CVE-2017-5648**
DESCRIPTION:** Apache Tomcat could allow a remote attacker to bypass security restrictions, caused by the failure to use the appropriate facade object by certain application listener calls. An attacker could exploit this vulnerability to access and modify data on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/124399 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID: CVE-2017-5647**
DESCRIPTION:** Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by an error in the processing of pipelined requests in send file. An attacker could exploit this vulnerability to obtain sensitive information from the wrong response.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/124400 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)

Affected Products and Versions

TADDM 7.2.2.0 - 7.2.2.5
TADDM 7.3.0.0 (TADDM 7.3.0.1-3 - not affected - using WebSphere Liberty Profile)

Remediation/Fixes

There are eFixes prepared on top of the latest released FixPack for each stream:

Please get familiar with eFix readme in etc/<efix_name>_readme.txt
Note that the eFix requires manual deletion of the external/apache-tomcat directory.

Workarounds and Mitigations

The solution is to upgrade TADDM to use Tomcat version 7.0.77

eFixes are prepared on top of the latest FixPack release, but if there were any custom changes made in a previous version of Apache Tomcat, please reapply them after the upgrade is finished.