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Security Bulletin: XML entity expansion vulnerabilities in Rational ClearQuest (CVE-2014-3104)

Security Bulletin


IBM Rational ClearQuest is vulnerable to XML entity expansion attacks. These attacks could cause a denial of service.

Vulnerability Details

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CVE ID: CVE-2014-3104

Description: IBM Rational ClearQuest is vulnerable to a denial of service, caused by the failure to properly detect recursion during entity expansion by the XML parser. A remote attacker could exploit this vulnerability using a specially-crafted XML document containing a large number of nested entity references to consume all available memory resources.

CVSS Base Score: 5.0
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Affected Products and Versions

ClearQuest version Status
8.0.1 through Affected
8.0 through Affected
7.1.2 through Affected
7.1.0.x, 7.1.1.x (all versions and fix packs) Affected


Upgrade to one of the following releases:

Affected Versions Applying the fix
8.0.1.x Install Rational ClearQuest Fix Pack 5 ( for 8.0.1
8.0.0.x Install Rational ClearQuest Fix Pack 12 ( for 8.0
7.1.2.x Install Rational ClearQuest Fix Pack 15 ( for 7.1.2
7.1.1.x Install Rational ClearQuest Fix Pack 15 ( for 7.1.2

Note: inter-operates with all 7.1.1.x systems and can be installed in the same way as 7.1.1.x fix packs.

Workarounds and Mitigations


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Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog



Change History

* 17 September 2014: Original version published.

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.


According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document information

More support for: Rational ClearQuest
General Information

Software version: 7.1,,, 7.1.1,,,,,,,,,, 7.1.2,,,,,,,,,,,,,,, 8.0,,,,,,,,,,,, 8.0.1,,,,

Operating system(s): AIX, HP-UX, Linux, Solaris, Windows

Reference #: 1682942

Modified date: 10 September 2014