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Security Bulletin: IBM Connections Docs is Vulnerable to a Denial of Service ( CVE-2016-3627 )

Security Bulletin


IBM Connections Docs use libxml2 in document conversion service, libxml2 is vulnerable to a denial of service.

Vulnerability Details

CVEID: CVE-2016-3627
libxml2 is vulnerable to a denial of service, caused by an error in the xmlStringGetNodeList() function when parsing xml files while in recover mode. An attacker could exploit this vulnerability to exhaust the stack and cause a segmentation fault.
CVSS Base Score: 5.3
CVSS Temporal Score: See 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:N/A:L)

Affected Products and Versions



The customers that have IBM Connections Docs 2.0 installed need to upgrade to IBM Connections Docs 2.0 CR2 to fix the issue. The link to download the package: IBM Docs 2.0 CR2

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Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

07 April 2017: 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: IBM Connections Docs

Software version: 2.0

Operating system(s): Linux, Windows

Reference #: 2001676

Modified date: 07 April 2017