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  • 1.  Log4j vulnerability

    Posted Tue December 14, 2021 01:36 PM
    Are there any known patches or vulnerabilities relative to this latest security finding on Log4j? I am seeing if MQ will be affected running on Windows or Linux?

    I guess it relatively early in the game but just checking??

    Thanks.


  • 2.  RE: Log4j vulnerability

    Posted Tue December 14, 2021 01:41 PM
    I have my answer and have seen some posts regarding this, awaiting on IBM for notifications.


  • 3.  RE: Log4j vulnerability

    Posted Tue December 14, 2021 02:55 PM
    Hi Skid,
    Great to see that you found posts about this, but for others, watch this blog for details. The community team will also be monitoring to post in specific topic groups: https://www.ibm.com/blogs/psirt/

    Here is the overall blog from IBM: https://www.ibm.com/blogs/psirt/an-update-on-the-apache-log4j-cve-2021-44228-vulnerability/

    There is also a great webinar from the security team this week covering: 
    • Get the latest information about this flaw from our X-Force team
    • Learn how to check for vulnerable versions of Apache Log4j in your environment
    • Understand how to reduce the risk of an attack against your organization
    It won't be product-specific, but you can register here:  https://event.on24.com/wcc/r/3570143/66C51D1B65F9821B262E9E0A36CC69C1

    ------------------------------
    Stephanie Wilkerson
    IBM
    ------------------------------



  • 4.  RE: Log4j vulnerability

    Posted Tue December 14, 2021 03:03 PM
    Thanks, I already signed up for this WebEx. I appreciate the update!


  • 5.  RE: Log4j vulnerability

    Posted Thu December 16, 2021 04:15 AM
    Hiya,

    IBM MQ has released the following security bulletin detailing an affected IBM MQ Component. Please read the bulletin to determine whether you are affected and the steps to resolve: https://www.ibm.com/support/pages/node/6526274

    Additionally, IBM MQ has released a separate bulletin that details what components use and ship Log4j. That bulletin is available here: https://www.ibm.com/support/pages/node/6526544

    IBM Policy states that communications around whether a product and it's components are affected by any vulnerability must be done via security bulletins. Additionally, the standard policy is that Products and components only produce security bulletins when they are affected and do not produce bulletins when they are not. However, for this vulnerability IBM are producing a list of products that have indicated they are not affected and publishing that list here: https://www.ibm.com/blogs/psirt/an-update-on-the-apache-log4j-cve-2021-44228-vulnerability/#list-of-products

    For further information on IBM's response to this Log4j vulnerability please see the following blog post: https://www.ibm.com/blogs/psirt/an-update-on-the-apache-log4j-cve-2021-44228-vulnerability/

    Best wishes,

    ------------------------------
    Rob Parker
    Security Focal, IBM MQ
    IBM UK Ltd
    ------------------------------



  • 6.  RE: Log4j vulnerability

    Posted Thu December 16, 2021 08:34 AM
    Most of my Linux servers are 9.1.0, I queried for the RPM and here is what it is showing, does the patch work for this version?

    rpm -q MQSeriesBCBridge
    MQSeriesBCBridge-9.1.0-0.x86_64

    I am not aware of running this in our environment, but I do see it installed.

    Do I need to install it?

    Thanks.


  • 7.  RE: Log4j vulnerability

    Posted Thu December 16, 2021 08:48 AM
    Hi Skid,

    MQ 9.1.0 LTS includes an older version of the Blockchain bridge, which uses a different Blockchain API (Blockchain composer), with a different set of open source dependencies. It is MQ 9.1.4 CD and later (including 9.2.0 LTS) which ship the new version of the blockchain bridge, which uses the Fabric Gateway API described by the security bulletin.

    Thanks

    ------------------------------
    Chris Leonard
    ------------------------------



  • 8.  RE: Log4j vulnerability

    Posted Thu December 16, 2021 08:56 AM
    Okay thanks, so I am assuming I am good....


  • 9.  RE: Log4j vulnerability

    Posted Wed January 05, 2022 08:45 AM
    Found this script online to check for possible Linux log4j vulnerabilities, might be helpful?


    wget https://raw.githubusercontent.com/rubo77/log4j_checker_beta/main/log4j_checker_beta.sh -q -O - | bash