Security Bulletin: Denial of Service Vulnerability in DB2 for Unix, Linux and Windows's Fast Communications Manager. (CVE-2013-4032)

Flash (Alert)


Vulnerability in IBM DB2 for Unix, Linux and Windows server products could allow arbitrary data sent to the Fast Communications Manager (FCM) to cause server denial of service.


CVE ID: CVE-2013-4032


A vulnerability in the IBM DB2 products listed below could allow an unauthenticated, remote attacker to cause a denial of service. The vulnerability exists in the Fast Communications Manager (FCM) which is used for communication between different nodes in a Partitioned database and between members in a pureScale configuration. A single node configuration is not vulnerable.

CVSS Base Score: 5
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS String: (AV:N/AC:L/Au:N/C:N/I:N/A:P)


The following IBM DB2 V10.1 and V10.5 editions running on AIX, Linux, HP, Solaris and Windows are affected:

IBM® DB2® Enterprise Server Edition
IBM® DB2® Advanced Enterprise Server Edition

The vulnerability is not applicable to DB2 releases before V10.1.

The recommended solution is to apply the appropriate fix for this vulnerability.


The fix for this vulnerability is available for download for DB2 and DB2 Connect release V10.1 FP3 and V10.5 FP3.

In general, DB2 fix packs can be downloaded from the following site: You may download the specific fix pack you need from the following:

Release APAR Download URL
V10.1 FP3 IC94434
V10.5 FP3 IC94939

Contact Technical Support:

In the United States and Canada dial 1-800-IBM-SERV
View the support contacts for other countries outside of the United States.
Electronically open a Service Request with DB2 Technical Support.


Sept 30, 2013: Original version published.
Feburary 18, 2014: Added V10.5 FP3 download URL.

*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 Flash.

Note: 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

Note: IBM’s statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBM’s sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion.

Document information

More support for:

DB2 for Linux, UNIX and Windows

Software version:

10.1, 10.5

Operating system(s):

AIX, HP-UX, Linux, Solaris, Windows

Software edition:

Advanced Enterprise Server, Enterprise Server

Reference #:


Modified date:


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