Security Bulletin: IBM Connections Security Refresh for Apache Struts Remote Code Execution (RCE) Vulnerability (CVE-2018-11776)
Certain versions of Apache Struts 2 Framework are vulnerable to RCE attacks. IBM Connections uses Apache Struts 2, see details below for remediation information.
DESCRIPTION: Apache Struts could allow a remote attacker to execute arbitrary code on the system, caused by an error when using results with no namespace and its upper action configurations have no wildcard namespace. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148694 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
The following versions of IBM Connections are impacted:
IBM Connections 6.0
IBM Connections 5.5
IBM Connections 5.0
Apply the appropriate fix pack or APAR to remediate these issues as per this table. Note, if possible, it is always recommended to upgrade to the most recent release of IBM Connections.
|IBM Connections 6.0||Upgrade to IBM Connections 6.0 CR2 and apply Interim Fix for APAR LO94069|
|IBM Connections 5.5||Upgrade to IBM Connections 5.5 CR3 and apply Interim Fix for APAR LO94069|
|IBM Connections 5.0||Upgrade to IBM Connections 5.0 CR4 , apply prereqs and then apply Interim Fix for APAR LO94069|
Workarounds and Mitigations
Get Notified about Future Security Bulletins
14 September 2018: Original document 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.
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