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Qualys VMDR Urges Immediate Patch for Critical Zerologon Vulnerability

Microsoft warns of active Zerologon attacks. Qualys VMDR offers quick detection and management of affected Windows Servers.

In the image there is a bug on the white surface.
In the image there is a bug on the white surface.

Qualys VMDR Urges Immediate Patch for Critical Zerologon Vulnerability

Qualys VMDR has swiftly responded to the critical Zerologon vulnerability, affecting Windows Servers 2008 to 2019. Microsoft 365 warns of active attacks and urges immediate patching.

The Zerologon vulnerability, rated 10.0 in severity, was exploited by a Dutch team and affects Windows Servers 2008 to 2019. Microsoft's August 2020 security advisory lists all affected devices.

Qualys VMDR automatically detects such vulnerabilities using an always updated Knowledgebase. It has released QIDs 45461, 91668, and 91680 to track and check for Zerologon. QID 91680, released on October 1, 2020, offers an unauthenticated check. These QIDs are included in various signature versions.

Microsoft 365, detecting active attacks, advises immediate patching. They've added detailed patching instructions due to user confusion. Qualys VMDR simplifies identifying and grouping Windows systems for management.

The Zerologon vulnerability poses a significant threat to Windows Servers. Microsoft 365 and Qualys urge immediate action. Users should patch affected systems and use tools like Qualys VMDR to manage and protect their Windows assets.

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