A vulnerability has been resolved in the Basic Services component of IBM Tivoli Monitoring in which the Firewall (Proxy) Gateway was vulnerable to possible host header injection attack that could lead to HTTP cache poisoning or firewall bypass.
DESCRIPTION: IBM Tivoli Monitoring is vulnerable to possible host header injection attack that could lead to HTTP cache poisoning or firewall bypass.
CVSS Base Score: 4.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/115818 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)
Affected Products and Versions
IBM Tivoli Monitoring version 6.2.2 through 6.2.2 Fix Pack 9
IBM Tivoli Monitoring version 6.2.3 through 6.2.3 Fix Pack 5
IBM Tivoli Monitoring version 6.3.0 through 6.3.0 Fix Pack 7
This issue could apply to any component if and only if the firewall gateway feature is activated. By default the firewall gateway feature is not activated and typically it should only be activated on an endpoint (Agent only) system.
For details on the firewall gateway feature, See: http://www.ibm.com/support/knowledgecenter/SSTFXA_220.127.116.11/com.ibm.itm.doc_6.3/install/gateway_activation.htm
The recommended solution is to apply the fix for the version of IBM Tivoli Monitoring as listed below:
|VRMF||APAR||How to acquire fix|
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2017-01-13: Original created
*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.
17 June 2018