Security Bulletin: Vulnerabilities in NTP affect IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems has addressed the following vulnerabilities in NTP.

Vulnerability Details

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems has addressed the following vulnerabilities in NTP.

Vulnerability Details

CVEID: CVE-2016-7431

Description: NTP could allow a remote attacker to bypass security restrictions, caused by the improper handling of Zero origin timestamp checks. An attacker could exploit this vulnerability to launch further attacks on the system.

CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/119091&gt; 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:L/A:N)

CVEID: CVE-2016-7433

Description: NTP is vulnerable to a denial of service, caused by the inclusion of the root delay allowing for an incorrect root distance calculation. An attacker could exploit this vulnerability to cause a denial of service.

CVSS Base Score: 1.6
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/119095&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:P/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L)

Affected products and versions

Remediation/Fixes

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

Workarounds and Mitigations

None.

References

• Complete CVSS V3 Guide
• On-line Calculator V3

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

Acknowledgement

None.

Change History
17 May, 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

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.