Monthly Archives: January 2022

Windows January 2022 updates bricks Active Directory Federation Services

Posted on 2022-01-25 by guenni

[German]It seems, that the January 2022 security updates like KB5009557 bricks Active Directory Federation Services ADFS-Farm-Servers. I receive a report, where update KB5009557 breaks LDAP queries to domain controllers from a ADFS Farm Server. Here are a few details about … Continue reading →

Posted in issue, Windows | Tagged , , | 2 Comments

Critical vulnerability CVE-2021-44738 in Lexmark printers (Jan. 2022)

Posted on 2022-01-25 by guenni

[German]A critical vulnerability CVE-2021-44738 has been found in the PostScript interpreter of various Lexmark printers. The manufacturer warns about this vulnerability, which allows remote code execution, in a security advisory and provides a firmware update to close the vulnerability. Here … Continue reading →

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Windows 10/11: Which group policies should no longer be used in patch management

Posted on 2022-01-24 by guenni

[German]Today another topic for administrators of Windows systems (Windows 10 and Windows 11) to which Microsoft has commented the days. It is about group policies that can be used in these clients to manage restrictions. At one point it looks … Continue reading →

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EU Parliament approves "Digital Service Act"

Posted on 2022-01-24 by guenni

[German]On January 20, 2022, the EU Parliament adopted the so-called Digital Service Act in its first reading. This will make online platforms and online marketplaces more accountable and more stringent in combating illegal content, goods and services, and disinformation. The … 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 ...

Bitdefender Security forecasts for 2022

Posted on 2022-01-23 by guenni

[German]The year 2021 has already hit some administrators with security incidents. The log4j issue may not be off the table yet, and 2022 started with violent tremors for administrators (key words are the year 2022 bug in Exchange, as well … Continue reading →

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Vulnerabilities in McAfee Agent allows privilege escalation and code execution as Windows SYSTEM

Posted on 2022-01-22 by guenni

[German]McAfee Agent for Windows is vulnerable to privilege escalation due to a serious vulnerability, allowing program code to execute with Windows SYSTEM privileges. The vendor has since corrected the CVE-2022-0166 vulnerability, which was introduced into products such as McAfee Endpoint … Continue reading →

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Microsoft disables Excel 4.0 macro support by default

Posted on 2022-01-22 by guenni

[German]Good news in terms of security and Office, because Microsoft finally plugs a gateway for malware by disabling the default support for Excel 4.0 macros. This mitigates an announced and long overdue vulnerability.

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WordPress: Backdoors in AccessPress Themes and Plugins

Posted on 2022-01-22 by guenni

[German]WordPress users beware, there are again massive vulnerabilities in WordPress plugins and themes due to a supply chain attack on the provider AccessPress. In dozens of plugins and themes of this provider hackers have built backdoors to hack the sites … Continue reading →

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Windows 10 20H2 will be upgraded to Windows 21H2 (January 20, 2022)

Posted on 2022-01-22 by guenni

[German]Microsoft has adjusted its machine learning programs so that machines running Windows 10 version 20H2 are now updated more broadly and automatically to Windows version 21H2. This is Microsoft's response to the fact that support for version 20H2 is about … Continue reading →

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Review: Fix for Hyper-V Host Startup Problem in Windows (January 2022)

Posted on 2022-01-22 by guenni

[Geman]The January 11, 2022 security updates for Windows Server 2012/R2 resulted in the Hyper-V host subsequently failing to start. As of January 17, 2022, Microsoft then released special updates to correct this issue. Here is a follow-up on this issue.

Posted in Update, Virtualization, Windows | Tagged , , , , | 3 Comments