Page 3 - Windows Servers News Today

It is just a few days since Microsoft acknowledged problems with Kerberos authentication. Affecting Windows Servers with the Domain Controller role, the issues mean that domain user sign in could fail, Remote Desktop connection could fail to connect, and more.

Fixes promised.

Security researchers say Microsoft has been cautious with this Kerberos issue, promising a fix in a couple of weeks, but point out that the issue is likely buried in complex OS code.

The Kerberos authentication protocol is having issues, and a fix is weeks away.

The torrent of problematic updates for Windows shows no signs of drying up. Since Patch Tuesday this month, Microsoft has already confirmed a Direct Access connectivity issue in various versions of Windows (which it sort of fixed by rolling back the update), now the company has issued a warning that this months updates are also causing problems with Kerberos authentication.

Microsoft is investigating a new known issue causing enterprise domain controllers to experience Kerberos sign-in failures and other authentication problems after installing cumulative updates released during this months Patch Tuesday.

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Of the 64 fixes released on September Patch Tuesday, five are for critical vulnerabilities, 57 for important-rated vulnerabilities, and one each for moderate and low severity bugs.

In Microsoft's lightest Patch Tuesday update of the year so far, several security vulnerabilities stand out as must-patch, researchers warn.