IBM Support

Security Bulletin: Denial of Service attack affects IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems (CVE-2017-3768)

Created by Sheila Hegeman on
Published URL:
https://www.ibm.com/support/pages/node/868948
868948

Security Bulletin


Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems has addressed the following vulnerability.

Vulnerability Details

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems has addressed the following vulnerability.

Vulnerability Details

CVEID: CVE-2017-3768

Description: Multiple Lenovo products are vulnerable to a denial of service, caused by a flaw in the Integrated Management Module 2 (IMM2) used in some Lenovo servers. By flooding the IMM2 with a high volume of authentication failures, a remote attacker could exploit this vulnerability using the Common Information Model (CIM) to exhaust all available system memory and cause the IMM2 to reboot.

CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/138357 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

Product Affected Version
IBM Integrated Management Module II (IMM2) for System x and Flex Systems 1AOO
IBM Integrated Management Module II (IMM2) for BladeCenter Systems 1AOO

Remediation/Fixes

Firmware fix versions are available on Fix Central:
http://www.ibm.com/support/fixcentral/.

Product Fix Version
IBM Integrated Management Module II (IMM2) for System x and Flex Systems
ibm_fw_imm2_1aoo80g-6.40_anyos_noarch
1AOO80G-6.40
IBM Integrated Management Module II (IMM2) for BladeCenter Systems
ibm_fw_imm2_1aoo80g-6.40-bc_anyos_noarch
1AOO80G-6.40_bc

Workarounds and Mitigations

None

References

Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories

Acknowledgement

None

Change History
19 March 2018: Original Copy 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

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.

Get Notified about Future Security Bulletins

References

On

*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.

Document Location

Worldwide

Operating System

BladeCenter:Operating system independent / None

System x:Operating system independent / None

PureFlex System and Flex System:Operating system independent / None

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Document Information

Modified date:
14 April 2023

UID

ibm1MIGR-5099791