PowerKVM is affected by a vulnerability in wget. IBM has now addressed this vulnerability.
CVEID: CVE-2016-4971**
DESCRIPTION:** GNU wget could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted HTTP redirect message with an FTP server Location value to download and write or overwrite arbitrary files on the system.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114406 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:L)
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. This issue is addressed as of 3.1.0.2 update 3 or later.
For version 2.1, see https://ibm.biz/BdEnT8. This issue is addressed as of PowerKVM 2.1.1.3-65 update 13 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.
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