IBM MQ Appliance has addressed the following OpenSSH vulnerability.
DESCRIPTION: OpenSSH could allow a remote attacker to conduct spoofing attacks, caused by accepting and displaying arbitrary stderr output from the scp server. A man-in-the-middle attacker could exploit this vulnerability to spoof scp client output.
CVSS Base Score: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/155487 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)
Affected Products and Versions
IBM MQ Appliance 8
Maintenance levels between 188.8.131.52 and 184.108.40.206
IBM MQ Appliance 9.1 Long Term Support (LTS) Release
Maintenance levels between 220.127.116.11 and 18.104.22.168
IBM MQ Appliance 9.1.x Continuous Delivery (CD) Release
Continuous delivery updates 9.1.1 and 9.1.2
Workarounds and Mitigations
Get Notified about Future Security Bulletins
1 August 2019 : 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.
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.
Internal Use Only
02 August 2019