Tag Archives: Windows Server

Zerologon Exploits are used in the wild, patching (Windows Server, Samba) recommended

[German]I bring up the Zerologon vulnerability issue again. Microsoft warns that attackers actively use the Windows Server Zerologon exploits for attacks. Windows Server administrators should urgently install the necessary security updates. But Samba servers are also vulnerable. Here is some … Continue reading

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CISA Warning: Patch your Windows Servers against CVE-2020-1472 (Zerologon)

[German]The United States Agency for Cyber Security and Infrastructure Security (CISA) has issued an emergency order giving the U.S. government agencies a four-day deadline to implement a Windows Server patch against the Zerologon vulnerability (CVE-2020-1472). Advertising

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Windows Server: Zerologon vulnerability (CVE-2020-1472) allows domain hijacking

[German]Security researchers have uncovered a vulnerability in all versions of Windows Server that allows domain transfer with a simple approach. This vulnerability, called Zerologon (CVE-2020-1472), was closed with the security updates of August 2020. Those who have not yet installed … Continue reading

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Windows 10 und Server 2016/2019: Events with ID 650

[German]In Windows 10 cliets as well as in Windows Server 2016 and Windows Server 2019, events with ID 650 may occur in the Event Viewer. Microsoft has provided an explanation for these entries as of August 13, 2020. Advertising

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Windows Server vNext Insider Preview Build 20201

Microsoft has also released the Windows Insider Preview Build 20201 for Windows Server vNext on August 26, 2020. This is the variant from the Windows Server vNext Long-Term Servicing Channel (LTSC). This release includes both the Desktop Experience and Server … Continue reading

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Windows Domain Controller suddenly generate EventID 5829 warnings (August 11, 2020)

[German]Administrators of Active Directory (AD) domain controllers may notice EventID 5829 warnings in the Event Viewer since August 2020 Patchday (August 11, 2020). This is intentional, Microsoft is addressing a problem with a vulnerability (CVE-2020-1472) in Netlogon connections. Admins have … Continue reading

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Windows 10/Server 2016: Security policy Inactivity limit does not work

[English]A German blog reader noticed that the local security policies for locking a user account during inactivity seem to stop working on Windows 10 and Windows Server 2016 and 2019. I’m going to put it up for discussion here, maybe … Continue reading

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Critical update for SigRed Bug in Windows DNS Server

[German]There has been a bug in the code of the Windows DNS server for 17 years that leads to a critical vulnerability. The worm exploitable vulnerability could be exploited to gain domain administrator privileges and compromise the entire underlying corporate … Continue reading

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Windows 10: Critical codec vulnerabilities patched

[German]Microsoft has patched vulnerabilities CVE-2020-1425 and CVE-2020-1457 in the Windows Codecs Library in an emergency update on 30 June 2020. This affects Windows 10 and its Windows Server counterparts. Advertising

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Windows 10: Out-of-band update to fix printer issues – I

[German]Microsoft Microsoft has released a batch of Out-of-band updates to fix the printer issues that occurred after the last patchday in Windows 8.1 as well as Windows 10 – including its server counterparts. Updates are now available for Windows 10 … Continue reading

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