IBM WebSphere MQ 5.3 and IBM MQ 8 for HPE NonStop have addressed a vulnerability in which OpenSSL could allow a remote attacker to obtain sensitive information, caused by an error while parsing an IPAddressFamily extension in an X.509 certificate
DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by an error while parsing an IPAddressFamily extension in an X.509 certificate. An attacker could exploit this vulnerability to trigger an out-of-bounds read, resulting in an incorrect text display of the certificate.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/131047 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
Affected Products and Versions
All versions of WebSphere MQ 5.3 and MQ 8 for HPE NonStop Server
For MQ 5.3
- Apply the following interim fix (contains OpenSSL 1.0.2n) for APAR IT24026.
Use the following URL and download 184.108.40.206-WS-MQ-HPNSS-LAIT24026
- See APARs IT24033 and IT24034
- Upgrade to MQ 8.0.2 which can be downloaded from Passport Advantage here (see part numbers CNR8NML for NonStop X and CNR8MML for NonStop i).
Workarounds and Mitigations
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*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.
15 June 2018