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Security Bulletin: IBM Flex System Manager (FSM) is affected by multiple Expat vulnerabilities (CVE-2016-5300, CVE-2016-6702)

Created by Vern Yetzer on
Published URL:
https://www.ibm.com/support/pages/node/630959
630959

Security Bulletin


Summary

Multiple vulnerabilities have been identified in Expat that is embedded in the IBM FSM. This bulletin addresses these vulnerabilities.

Vulnerability Details

CVEID: CVE-2012-6702
DESCRIPTION:
Expat, when used in a parser that has not called XML_SetHashSalt or passed it a seed of 0, could provide weaker than expected security. An attacker could exploit this vulnerability using attack vectors involving use of the srand function to defeat cryptographic protection mechanisms.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114541 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)

CVEID: CVE-2016-5300
DESCRIPTION:
Expat XML parser is vulnerable to a denial of service, caused by the failure to use sufficient entropy for hash initialization. By using a specially-crafted identifiers in an XML document, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114435 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

Flex System Manager 1.3.4.0
Flex System Manager 1.3.3.0
Flex System Manager 1.3.2.1
Flex System Manager 1.3.2.0

Remediation/Fixes

IBM recommends updating the FSM using the instructions referenced in this table.

WARNING: If an early version (fix downloaded before 4/19/2017) of the fix listed below was installed, the brand information on the FSM login screen will be displayed as "IBM Systems Director". This branding issue will not cause any functional FSM issues. The correct FSM branding can be restored by downloading the current version of the fix (Release Date of the fix listed in table is 4/26/2017 or later), reinstalling the current version of the fix and restarting the FSM.

    Product
    VRMF
      Remediation
    Flex System Manager
    1.3.4.0
Install fsmfix1.3.4.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811
    Flex System Manager
    1.3.3.0
Install fsmfix1.3.3.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811
    Flex System Manager
    1.3.2.1
    1.3.2.0
Install fsmfix1.3.2.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811

For all VRMF not listed in this table, IBM recommends upgrading to a fixed and supported version/release of the product.

For a complete list of FSM security bulletins refer 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

Get Notified about Future Security Bulletins

References

Off

Change History

11 April, 2017 : Original version published
27 April, 2017 : Updated fix for branding issue

*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

isg3T1025089