KB5004238 & CVE-2021-34527

Swaminathan Shanmugam 21 Reputation points

Will only installing KB5004238 fix the Printnightmare vulnerability CVE-2021-34527 in windows server 2016 , or to be followed by KB5005010 installation ?

Thanks ,



Windows Server
Windows Server
A family of Microsoft server operating systems that support enterprise-level management, data storage, applications, and communications.
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  1. Anonymous

    The actual fix came with the July 7 out-of-band KB5004948 which is also a part of the cumulative update July 13 KB5004238. KB5005010 is an informational document only, nothing there to install.

    --please don't forget to upvote and Accept as answer if the reply is helpful--

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  1. Jenny Feng 14,101 Reputation points

    @Swaminathan Shanmugam
    Installing KB5004238 fix the Printnightmare vulnerability CVE-2021-34527 in windows server 2016.
    The full listing of available update packages is in the Security Updates table in the CVE:
    While KB5005010 is not an actual update file/installer. It is instructions to apply registry entries to further harden systems after applying the July 6th updates.

    Hope above information can help you.


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  2. Swaminathan Shanmugam 21 Reputation points

    Hi Patrick & JennyFeng,

    Thank you both for the prompt help in this regard ,

    I am not be able to mark both answers as correct , Forum allows me to mark only one as correct answer but both of you provided the correct solution