Category Archives: Security

Windows 7/Server 2008 R2; Server 2012 R2: Updates (October 10, 2023)

Posted on 2023-10-12 by guenni

[German]As of October 10, 2023, various security updates have been released for Windows Server 2008 R2 (in its 4th ESU year) and for Windows Server 2012/R2 (the updates may still install on Windows 7 SP1). Here is an overview of … Continue reading →

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Citrix NetScaler ADC and Gateway vulnerabilities (CVE-2023-4966 and CVE-2023-4967)

Posted on 2023-10-12 by guenni

[German]There are serious vulnerabilities in older products from Citrix, as the manufacturer announced in a security alert. Both the Citrix NetScaler ADC and the Citrix NetScaler Gateway are affected by the vulnerabilities CVE-2023-4966 and CVE-2023-4967. An update is urgently recommended, … Continue reading →

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Google Chrome 118.0.5993.70 / .71

Posted on 2023-10-11 by guenni

Google has released updates to the Google Chrome browser 118 in the stable channel for Mac, Linux and Windows on October 10, 2023. The entry ican be found on the Google blog. The stable channel has been updated to version … Continue reading →

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Patchday: Windows 11/Server 2022 Updates (October 10, 2023)

Posted on 2023-10-11 by guenni

[German]On October 10, 2023 (second Tuesday of the month, Microsoft patch day), Microsoft also released cumulative updates for Windows 11 22H1 and 22H2. In addition, Windows Server 2022 received an update. Here are some details about these updates, which are … Continue reading →

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Exchange Server Security Updates (October 10, 2023)

Posted on 2023-10-11 by guenni

[German]Microsoft released security updates for Exchange Server 2016 and Exchange Server 2019 on October 10. These security updates close vulnerabilities in this software. The updates should be installed on the systems promptly to close the vulnerabilities in question.

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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 ...

Microsoft Security Update Summary (Oktober 10, 2023)

Posted on 2023-10-10 by guenni

[German]On October 10, 2023, Microsoft released security updates for Windows clients and servers, for Office – as well as for other products. The security updates eliminate 103 vulnerabilities, two are 0-day vulnerabilities. Below is a compact overview of these updates … Continue reading →

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Exploit for Microsoft SharePoint Server 2019 authentication bypass published (October 2023)

Posted on 2023-10-08 by guenni

[German]I'll post a short information for Sharepoint administrators here in the blog. Microsoft has already published an authentication bypass vulnerability (CVE-2023-29357) in June 2023. So the vulnerability can be closed via update. Now a security researcher has made public an … Continue reading →

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Linux vulnerability Looney Tunables

Posted on 2023-10-07 by guenni

[German]A buffer overflow vulnerability CVE-2023-4911 exists in the Gnu-C library (glibc) in the dynamic loader used to execute programs. The vulnerability, discovered by Qualys' Threat Research Unit (TRU), is called Looney Tunables and has probably existed since 2021. In the … Continue reading →

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iOS 17.0.3 fixes CVE-2023-42824 and the iPhone 15 heat problem

Posted on 2023-10-05 by guenni

[German]Apple released the update to iOS 17.0.3 for compatible iPhone models on October 4, 2023. On the one hand, this update is supposed to close the vulnerability CVE-2023-42824 in libvpx. On the other hand, Apple promises to fix the heat … Continue reading →

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Google Chrome 117.0.5938.149/.150 closes vulnerability

Posted on 2023-10-04 by guenni

Google has released updates to the Google Chrome browser 117 in the stable channel for Mac, Linux and Windows on October 3, 2023. The announcement can be found on the Google blog. The stable channel has been updated to version … Continue reading →

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