IBM Support

Security Bulletin: A vulnerability in DHCP affects PowerKVM

Security Bulletin


Summary

PowerKVM is affected by a vulnerability in DHCP. IBM has now addressed this vulnerability.

Vulnerability Details

CVEID: CVE-2017-3144
DESCRIPTION:
ISC DHCP is vulnerable to a denial of service, caused by the failure to properly clean up closed OMAPI connections. A remote attacker could exploit this vulnerability to consume all available socket descriptors for the target DHCP service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137696 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

PowerKVM 3.1

Remediation/Fixes

Customers can update PowerKVM systems by using "yum update".

Fix images are made available via Fix Central. For version 3.1, see https://ibm.biz/BdHggw. This issue is addressed starting with v3.1.0.2 update 13.

Workarounds and Mitigations

none

Get Notified about Future Security Bulletins

References

Off

Change History

7 February 2018 - Initial Version

*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.

[{"Product":{"code":"SSZJY4","label":"PowerKVM"},"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Component":"Not Applicable","Platform":[{"code":"PF016","label":"Linux"}],"Version":"3.1","Edition":"KVM","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]

Document Information

Modified date:
17 June 2018

UID

isg3T1027012