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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.2418
         Security Bulletin: WebSphere MQ for HP NonStop Server is
              affected by OpenSSL vulnerability CVE-2022-0778
                                17 May 2022

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           WebSphere MQ for HP NonStop Server
Publisher:         IBM
Operating System:  HPE NonStop
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-0778  

Original Bulletin: 
   https://www.ibm.com/support/pages/node/6585724

Comment: CVSS (Max):  7.5 CVE-2022-0778 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
         CVSS Source: IBM
         Calculator:  https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

- --------------------------BEGIN INCLUDED TEXT--------------------

WebSphere MQ for HP NonStop Server is affected by OpenSSL vulnerability
CVE-2022-0778

Document Information

Document number    : 6585724
Modified date      : 12 May 2022
Product            : WebSphere MQ
Component          : Server
Software version   : 5.3.1
Operating system(s): HPE NonStop
Edition            : 5.3.1.0,5.3.1.1,5.3.1.2,5.3.1.3,5.3.1.4,5.3.1.5,5.3.1.6,5.3.1.7,5.3.1.8,5.3.1.9,5.3.1.10,5.3.1.11,5.3.1.12,5.3.1.13,5.3.1.14,5.3.1.15

Summary

An issue was identifed in OpenSSL when MQ is using it to parse certificates.

Vulnerability Details

CVEID: CVE-2022-0778
DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by a flaw in
the BN_mod_sqrt() function when parsing certificates. By using a
specially-crafted certificate with invalid explicit curve parameters, a remote
attacker could exploit this vulnerability to cause an infinite loop, and
results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
221911 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

+----------------------------------------------------------+----------+
|Affected Product(s)                                       |Version(s)|
+----------------------------------------------------------+----------+
|WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium)|53.1.x    |
+----------------------------------------------------------+----------+

Remediation/Fixes

+---------------------------------------------------------------+---------+--------+-----------------------+
|WebSphere MQ V5.3.1 for HPE NonStop (Itanium) Fixpack 17       |5.3.1.17 |IT40195 |Install patch IT40195  |
+---------------------------------------------------------------+---------+--------+-----------------------+

Workarounds and Mitigations

None

Change History

11 May 2022: Initial Publication

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