Security Bulletin: Vulnerabilities in WebSphere Application Server Liberty affects IBM Rational products based on IBM Jazz technology

Summary

There are multiple vulnerabilities in IBM WebSphere Application Server Liberty bundled with IBM Jazz Team Server based Applications that affect the following products: Collaborative Lifecycle Management (CLM), Rational DOORS Next Generation (RDNG), Rational Engineering Lifecycle Manager (RELM), Rational Team Concert (RTC), Rational Quality Manager (RQM), Rational Rhapsody Design Manager (Rhapsody DM) and IBM Rhapsody Model Manager.

Vulnerability Details

CVEID: CVE-2019-4304 DESCRIPTION: IBM WebSphere Application Server - Liberty could allow a remote attacker to bypass security restrictions caused by improper session validation.
CVSS Base Score: 6.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/160950&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2019-4305 DESCRIPTION: IBM WebSphere Application Server Liberty could allow a remote attacker to obtain sensitive information caused by the improper setting of a cookie.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/160951&gt; 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

Rational Collaborative Lifecycle Management 6.0 - 6.0.6.1

Rational Quality Manager 6.0 - 6.0.6.1
Rational Team Concert 6.0 - 6.0.6.1
Rational DOORS Next Generation 6.0 - 6.0.6.1
Rational Engineering Lifecycle Manager 6.0 - 6.0.6.1
Rational Rhapsody Design Manager 6.0 - 6.0.6.1

IBM Rhapsody Model Manager 6.0.5 - 6.0.6.1

Rational Software Architect Design Manager 6.0 - 6.0.1

Remediation/Fixes

The IBM Jazz Team Server based Applications bundle different versions of WebSphere Application Server Liberty Profile with the available versions of the products, and in addition to the bundled version some previous versions of WAS Liberty are also supported. For a remediation follow the WAS Liberty security bulletin appropriately:

1. Check the version of WAS Liberty, if any, that your deployment is actually using, and compare it against the list of affected versions in the security bulletin.
2. Review the Remediation/Fixes section in the Security Bulletin: Multiple vulnerabilities in WebSphere Application Server Liberty (CVE-2019-4304, CVE-2019-4305) for available fixes in the version that you are using.
3. Review the Security Bulletin: Multiple vulnerabilities in WebSphere Application Server Liberty (CVE-2019-4304, CVE-2019-4305) for vulnerability details.

• When installing the fixed WAS Liberty package use <JazzInstallLocation>/server/liberty/wlp as the location of the WAS Liberty installation, where <JazzInstallLocation> is the root folder of your CLM installation

Workarounds and Mitigations

None