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Breaking News

Microsoft rolled out emergency updates to fix Windows Server auth failures

Microsoft has released out-of-band security updates to address authentication issues affecting Windows Server. Microsoft has released out-of-band updates to fix authentication failures related to Kerberos delegation scenarios impacting Domain Controllers (DC) running Windows Server. These issues impacts Windows Server 2019 and lower versions, including Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 […]

Microsoft RoguePlanet

Microsoft has released out-of-band security updates to address authentication issues affecting Windows Server.

Microsoft has released out-of-band updates to fix authentication failures related to Kerberos delegation scenarios impacting Domain Controllers (DC) running Windows Server.

These issues impacts Windows Server 2019 and lower versions, including Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2 SP1, and Windows Server 2008 SP2.

Below is the list of out-of-band updates released by the IT giant:

“Addresses a known issue that might cause authentication failures related to Kerberos tickets you acquired from Service for User to Self (S4U2self). This issue occurs after you install the November 9, 2021 security updates on domain controllers (DC) that are running Windows Server.” warns Microsoft.

In order to install the emergency updates, administrators should download the standalone update package from the Microsoft Update Catalog.

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Pierluigi Paganini

(SecurityAffairs – hacking, Operation Cyclone)

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authenticationHackinghacking newsinformation security newsIT Information SecurityMicrosoftWindows Server

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