Destructive attacks via critical F5 BIG-IP vulnerability

Posted on 2022-05-13 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]In F5 BIG-IP, vulnerability CVE-2022-1388 became public last week. The vulnerability allows attackers to execute commands on BIG-IP network devices as "root" without requiring authentication. The manufacturer F5 had strongly recommended administrators of the network devices to close this critical vulnerability through updates. Exploits have become public on Twitter and GitHub. Now there are first destructive attacks that attempted to delete the file system of a device and render the server unusable.

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Access 365: Error "The search key has not been used in any…" (April 2022)

Posted on 2022-05-13 by guenni

[German]There seems to be a bug in Microsoft Access 365 (with update status 2022 in the current channel). When closing forms, the error message "The search key was not found in any…" is issued. Following a reader suggestion, I summarize the relevant information below – in case anyone encounters the effect.

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Windows May 2022 Updates Cause AD Authentication Failure (Server, Client)

Posted on 2022-05-12 by guenni

Windows[German]The May 10, 2022 security updates for Windows cause several issues. One concerns authentication on domain controllers. This seems to fail for various machines (client and server) due to certificate errors. All clients are affected, from Windows 7 SP1 (with ESU) up to Windows 11 and the relevant server counterparts. Microsoft has since confirmed the problem.

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Posted in issue, Update, Windows | Tagged , , , | 4 Comments

Patchday: Microsoft Office Updates (May 10, 2022)

Posted on 2022-05-12 by guenni

Update[German]On May 10, 2022 (second Tuesday of the month, Microsoft Patchday), Microsoft released several security-related updates for still-supported Microsoft Office versions and other products. Here is an overview of the available updates.

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Windows, Office: May 2022 Patchday issues and mysteries

Posted on 2022-05-12 by guenni

Update[German]Microsoft has released various security updates for Windows, Office, Net etc. on May 10, 2022. While relatively few problems were fixed by these updates, some users seem to have problems with the update installation or afterwards. Affected is for example Windows 11, where the error 0xc0000135 occurs. Here is a collective article, which may be extended, what I have noticed.

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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...

Windows Server 2022: RDS bug (RDCB role broken) caused by KB5011497, not fixed in May 2022

Posted on 2022-05-12 by guenni

Windows[German]Since March 2022 there are issues with remote services in Windows Server 2022, caused by security update KB5011497 from March 8, 2022. That's because certain roles become unavailable after installing that update – and that wasn't fixed in April an May 2022 with patchday updates. Here is a brief inventory along with information on what I am aware of.

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Posted in issue, Update, Windows | Tagged , , , | 8 Comments

Windows 11: Update KB5013943 results in application error 0xc0000135

Posted on 2022-05-11 by guenni

Windows[German]Microsoft released the cumulative update KB5013943 for Windows 11 (build 22000.675) on May 10, 2022. In the meantime, there are increasing reports of users who subsequently receive error 0xc0000135. This can occur with various applications, PowerShell, Event Viewer, services, etc. It is probably crystallizing into a problem with the .NET framework. Here is a brief overview of what I have found out so far.

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Posted in issue, Update, Windows | Tagged , , | 16 Comments

Chrome 101.0.4951.64 fixes vulnerabilities

Posted on 2022-05-11 by guenni

[German]Google has released the update of Google Chrome 101.0.4951.64 for Windows and Mac on the desktop in the Stable Channel on May 10, 2022. Furthermore, the update to version 100.0.4896.160 for Windows and Mac was released in the Extended Stable Channel. Chrome for Android has already been updated to 101.0.4951.61 on May 9, 2022.

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Windows 7/Server 2008R2; Windows 8.1/Server 2012R2: Updates (May 10, 2022)

Posted on 2022-05-11 by guenni

Windows[German]Microsoft has also released security updates for Windows 7 and 8.1 as well as for the Windows Server counterparts 2008 R2 and 2012/R2 as of May 10, 2022. Here is an overview of these updates for Windows 7/8.1 and the corresponding Windows Server versions 2008 R2 and 2012/R2.

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Patchday: Windows 11/Server 2022-Updates (May 10, 2022)

Posted on 2022-05-11 by guenni

Windows[German]On May 10 (second Tuesday of the month, Patchday at Microsoft), Microsoft also released a cumulative update for Windows 11, which will be released on October 5, 2021. The update is supposed to fix various problems. In addition, Windows Server 2022 received an update. Here are some details about these updates.

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Posted in Security, Update, Windows | Tagged , , , , | 2 Comments