PowerKVM is affected by a vulnerability in pigz. IBM has now addressed this vulnerability.
DESCRIPTION: pigz could allow a remote attacker to traverse directories on the system, caused by an error in pigz.c. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/100017 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Affected Products and Versions
PowerKVM 2.1 and PowerKVM 3.1
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 for 184.108.40.206 update 2 or later.
For version 2.1, see PowerKVM 220.127.116.11-65. Update 12 at https://ibm.biz/BdEnT8 or later. Customers running v2.1 are, in any case, encouraged to upgrade to v3.1.
For v2.1 systems currently running fix levels of PowerKVM prior to 2.1.1, please see http://download4.boulder.ibm.com/sar/CMA/OSA/05e4c/0/README for prerequisite fixes and instructions.
Get Notified about Future Security Bulletins
25 August 2016 - 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.
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.
17 June 2018