Category Archives: Security

Windows 7/Server 2008 R2; Server 2012 R2: Updates (February 14, 2023)

Posted on 2023-02-15 by guenni

[German]As of February 14, various security updates have been released for Windows Server 2008 R2 (in its 4th ESU year) as well as Windows Server 2012/R2 (the updates may still install on Windows 7 SP1 and Windows 8.1). Here is … Continue reading →

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Patchday: Windows 11/Server 2022 Updates (February 14, 2023)

Posted on 2023-02-15 by guenni

[German]On February 14, 2023 (second Tuesday of the month, Patchday at Microsoft), 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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Patchday: Windows 10 Updates (February 14, 2023)

Posted on 2023-02-15 by guenni

[German]On February 14, 2023 (second Tuesday of the month, Patchday at Microsoft), several cumulative updates were released for the supported Windows 10 builds (from RTM version to current version) as well as for the Windows Server counterparts. Here are some … Continue reading →

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Exchange Server Security Updates (February 14, 2023)

Posted on 2023-02-15 by guenni

[German]Microsoft has released security updates for Exchange Server 2013, Exchange Server 2016, and Exchange Server 2019 as of February 14, 2023. These security updates close four vulnerabilities (rated as important) in this software. The updates are intended to be installed … Continue reading →

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Microsoft Security Update Summary (February 14, 2023)

Posted on 2023-02-15 by guenni

[German]On February 14, 2023, Microsoft released security updates for Windows clients and servers, for Office, etc. – as well as for other products – released. The security updates fix 75 vulnerabilities, of which 9 are critical, 66 are important and … 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 ...

LocalPotato NTLM Authentication Vulnerability (CVE-2023-21746)

Posted on 2023-02-11 by guenni

[German]In mid-January 2023 month, I had pointed out a local NTLM authentication vulnerability (CVE-2023-21746) in my German blog post Nach RemotePotato0 kommt die Windows Local Potato NTLM-Schwachstelle (CVE-2023-21746). The two security researchers Andrea Pierini &anAntonio Cocomazzi refer to this as … Continue reading →

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KeePass 2.53.1 fixes vulnerability CVE-2023-24055

Posted on 2023-02-10 by guenni

[German]The developers of the password safe KeePass have improved the new version KeePass 2.53.1 with regard to the vulnerability CVE-2023-24055. Specifically, the export function for passwords has been secured. This was preceded by a warning from the Cyber Emergency Response … Continue reading →

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Microsoft Edge gets Adobe Acrobat as PDF reader

Posted on 2023-02-09 by guenni

[German]Small addendum from yesterday, didn't get to it due to private appointments. Adobe and Microsoft announced Wednesday, Feb. 8, 2023, that Microsoft will implement Adobe Acrobat as the new default PDF reader in the Edge browser. The two companies are … Continue reading →

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Google Chrome Version 110.0.5481.77/.78

Posted on 2023-02-09 by guenni

[German]Short addendum, I have not gotten to it yet. Google has already released updates of the Google Chrome browser 110 in the stable channel for Mac, Linux and Windows until February 7, 2023. Thanks to Robert for the hint.

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Cyberattack debacle on VMware ESXi Server; "Recovery Script" for ESXiArgs Ransomware Victims

Posted on 2023-02-08 by guenni

[German]Since last weekend, cyberattacks on vulnerable ESXi servers have been ongoing worldwide and there are probably a number of people affected (in Germany, a three-digit number is said to be affected). The attackers are exploiting a vulnerability that was already … Continue reading →

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