[German]On April 9, 2022, 0-day exploit exploiting vulnerabilities in LPAP NGINX implementation became known. Spontaneously the question came up if you have to react now if you use NGINX in your environment. A blog reader sent me a note the other day about what to watch out for in this regard. Here is a quick overview of this issue.
[German]A vulnerability called Spring4Shell in the Java Spring Framework has been known for a few days. VMware has been providing patches for its products since the beginning of April 2022. It is now known that the Mirai botnet exploits the Spring4Shell vulnerability to infect systems. In addition, I came across a brief analysis from Trend Micro on the Spring4Shell vulnerability.
[German]Google has released updates to Google Chrome 100.0.4896.127 for Android, as well as for Windows and Mac on the desktop in the stable channel as of April 14, 2022. The update closes the 0-day vulnerability CVE-2022-1364, for which an expliit already exists.
[German]The security updates Microsoft released on April 12, 2022, has closed numerous vulnerabilities. In particular, the vulnerability CVE-2022-26809 is security-critical and should be patched promptly. The password loop caused by the March 2022 preview updates has also been fixed. But there are also issues: Remote Desktop Gateway roles on Windows Server 2022 break, Edge or Chrome may fail to start in Windows 11, and there are installation errors in Windows Server 2012 (caused by antivirus solutions).
[German]Enterprise environments often deploy Windows servers that act as domain controllers (DCs). Domain controllers are still a central part of the infrastructure for many companies (despite the trend toward the Azure cloud, according to Microsoft). And the identities stored in Active Directory are often the target of attackers. How can you best secure domain controllers in terms of updates? Microsoft has published some thoughts on that.
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[German]Microsoft released Windows 11 Insider Preview build 22598 on April 13, 2022 (see this announcement with details on the Windows Blog). Now Microsoft has released an ISO image file of this Windows 11 preview for Windows Insiders. This ISO can be downloaded in the desired variant via the download area of the Windows Insider program. The condition is that you are registered in the Windows Insider program.
[German]A brief note for administrators who are already running Windows Server 2022 in their environment. The update KB5012604 released by Microsoft on April 12, 2022 continues to cause problems. After its installation, the Remote Desktop Gateway can no longer be used. This continues the bug introduced by a security update in March 2022.
[German]On April 12, 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.
[German]Mozilla developers have released version 99.0.1 of the Firefox browser on April 12, 2022. It is a maintenance update that fixes some bugs.
[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 April 12, 2022. Here is an overview of these updates for Windows 7/8.1 and the corresponding Windows Server versions 2008 R2 and 2012/R2.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
