Security Bulletin
Summary
A vulnerability has been discovered in libxml2 that is embedded in FSM. This bulletin addresses that issue.
Vulnerability Details
CVEID: CVE-2016-9318
DESCRIPTION: Libxml2 could allow a remote attacker to obtain sensitive information, caused by failure to offer a flag directly indicating the status of current document. By using a specially-crafted document to conduct a XML external entity (XXE) attack, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/119018 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
Affected Products and Versions
Flex System Manager 1.3.4.1
Flex System Manager 1.3.4.0
Flex System Manager 1.3.3.1
Flex System Manager 1.3.3.0
Flex System Manager 1.3.2.2
Flex System Manager 1.3.2.1
Flex System Manager 1.3.2.0
Remediation/Fixes
IBM recommends updating the FSM and all affected remote Common Agent Services (CAS) endpoints using the instructions referenced in this table.
| Product | VRMF | Remediation |
| Flex System Manager | 1.3.4.0 1.3.4.1 | Navigate to the Support Portal and search for technote 834644694 for instructions on installing updates for FSM version 1.3.4 and Agents. |
| Flex System Manager | 1.3.3.0 1.3.3.1 | Navigate to the Support Portal and search for technote 834644694 for instructions on installing updates for FSM version 1.3.3 and Agents. |
| Flex System Manager | 1.3.2.0 1.3.2.1 1.3.2.2 | Navigate to the Support Portal and search for technote 834644694 for instructions on installing updates for FSM version 1.3.2 and Agents. |
For all other VRMF IBM recommends upgrading to a fixed, supported version/release of the product.
Note: Installation of the fixes provided in the technote will install a cumulative fix package that will update the version of the FSM. Reference the technote for more details.
You should verify applying this fix does not cause any compatibility issues. The fix may disable older encrypted protocols by default.
IBM recommends that you review your entire environment to identify other areas where you have enabled weak encryption and take appropriate mitigation and remediation actions.
For a complete listing of FSM security iFixes go to this technote: http://www-01.ibm.com/support/docview.wss?uid=nas7797054ebc3d9857486258027006ce4a0&myns=purflex&mync=E&cm_sp=purflex-_-NULL-_-E
Workarounds and Mitigations
None
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References
Change History
8 December 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.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
17 June 2018
UID
isg3T1026376