Security Bulletin: Vulnerability in Rational Rhapsody Design Manager with potential for Denial of Service attack

Summary

IBM Rhapsody Design Manager is vulnerable to a denial of service, caused by an XML External Entity Injection (XXE) error when processing XML data.

Vulnerability Details

CVEID: CVE-2016-8974**
DESCRIPTION:** IBM Rhapsody DM is vulnerable to a denial of service, caused by an XML External Entity Injection (XXE) error when processing XML data. A remote attacker could exploit this vulnerability to expose highly sensitive information or consume all available memory resources.
CVSS Base Score: 7.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118911 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)

CVEID: CVE-2015-7485**
DESCRIPTION:** IBM Jazz technology based products are 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: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108626 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

Rational Rhapsody Design Manager 4.0 - 4.0.7
Rational Rhapsody Design Manager 5.0 - 5.0.2
Rational Rhapsody Design Manager 6.0 - 6.0.2

Design Manager 6.0.3 is not affected.

Remediation/Fixes

For the 6.0.2 releases, upgrade to version 6.0.2 ifix8 or later
<https://jazz.net/downloads/design-management/releases/6.0.2iFix8&gt;

For the 5.x releases, upgrade to version 5.0.2 iFix19 or later
<https://jazz.net/downloads/design-management/releases/5.0.2iFix19&gt;

Workarounds and Mitigations

For 4.0.7 and any prior versions of the products listed above, IBM recommends upgrading to 5.0.2, or 6.0.2 or 6.0.3.