Category Archives: Security

NetScaler ADC and NetScaler Gateway vulnerabilities CVE-2023-6548 and CVE-2023-6549

[German]Administrators of a Citrix NetScaler ADC or a Citrix NetScaler Gateway should take action. Manufacturer Citrix has published a security advisory regarding the two vulnerabilities CVE-2023-6548 and CVE-2023-6549 in the above-mentioned products on January 16, 2024. One vulnerability allows DDoS … Continue reading

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Microsoft's PowerShell script against installation error 0x80070643 for KB5034441 (Jan. 2024)

[German]The security update rolled out on January 9, 2024 via automatic update (e.g. KB5034441) against a BitLocker Security Feature Bypass vulnerability CVE-2024-20666 in the WinRE partition fails on many systems with the installation error 0x80070643. Somehow this is a disaster … Continue reading

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Authy authentication app for the desktop end of support in August 2024

If you plan to use the Authy authentication application and would like to use it for two-factor authentication (2FA) for desktop systems, you should reconsider. The developer Twilio has announced that Authy authentication for the desktop will be discontinued in … Continue reading

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Bitdefender finds vulnerabilities in Bosch BCC100 thermostats

[German]Security provider Bitdefender has informed me that security researchers in its labs have found vulnerabilities in Bosch BCC100 thermostats. Hackers can use these vulnerabilities to take control of such smart thermostats and gain access to smart home networks. The experts … Continue reading

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Microsoft SharePoint Server: Patch for RCE vulnerability CVE-2024-21318, and CISA warns about CVE-2023-29357

[English]Another addendum from the January 2024 patchday for Microsoft SharePoint Server. I mentioned the SharePoint Server RCE vulnerability CVE-2024-21318 in the patchday articles. This was closed with the security updates of January 9, 2023. There is a second Elevation of … Continue reading

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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 ...


Order/license chaos for VMware products after Broadcom takeover (Jan. 2024)

[English]These are currently difficult times for customers and resellers of VMware products who want to reorder, extend licenses or simply activate product licenses. After the Broadcom takeover, absolute chaos reigns. Dealers have been terminated, orders via OEMs are sometimes impossible, … Continue reading

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Microsoft patches CVE-2024-21325 in Printer Metadata Troubleshooter Tool (KB5034510)

[German]In December 2023, Microsoft released the Printer Metadata Troubleshooter Tool (KB5034510) to fix the HP Smart App issue. Shortly afterwards, following a tip from Stefan Kanthak, I reported on security problems with this tool here in the blog. Microsoft has … Continue reading

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Edge 120.0.2210.133

[German]Microsoft has released another security update for the Edge (Chromium) browser with version 120.0.2210.133 on January 11, 2024. It is a security update that is intended to close vulnerabilities.

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Windows 7/Server 2008 R2; Server 2012 R2: Updates (January 9, 2024)

[German]Various security updates for Windows Server 2008 R2 (in the 4th ESU year) and for Windows Server 2012/R2 (1st ESU year) were released on January 9, 2024 (the updates can also be installed under Windows 7 SP1). Here is an … Continue reading

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Google Chrome 120.0.6099.216/217 with critical security fix

[German]Google has released updates of the Google Chrome browser in the Stable Channel for Mac, Linux and Windows to version 120.0.6099.216/217 on January 9, 2023. Version 120.0.6099.216 for Mac and 120.0.6099.217 for Windows were released in the Extended Stable Channel. … Continue reading

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