Microsoft Defender 安全漏洞

Microsoft Defender is a threat protection software from Microsoft Corporation USA. Microsoft Defender has a security vulnerability that can be exploited by attackers to bypass Windows Defender detection using specially crafted files...

KLA48959 SB vulnerability in Microsoft System Center

A security feature bypass vulnerability was found in Microsoft System Center. Malicious users can exploit this vulnerability to bypass security restrictions. Original advisories CVE-2023-24934 Related products Windows-Defender CVE list CVE-2023-24934 high KB list Solution Install necessary update...

Threat actors strive to cause Tax Day headaches

Threat actors often take advantage of current events and major news headlines to align attacks and leverage social engineering when people could be more likely to be distracted or misled. Tax season is particularly appealing to threat actors because not only are people busy and under stress, but ...

Threat actors strive to cause Tax Day headaches

Threat actors often take advantage of current events and major news headlines to align attacks and leverage social engineering when people could be more likely to be distracted or misled. Tax season is particularly appealing to threat actors because not only are people busy and under stress, but ...

Improve supply chain security and resiliency with Microsoft

Let’s start with the bad news. Cybersecurity breaches can be particularly devastating for supply chains, which involve multiple parties and sensitive information. As operational technology OT devices become increasingly connected, blurring the gap between IT and OT environments, the risk of hacke...

Improve supply chain security and resiliency with Microsoft

Let’s start with the bad news. Cybersecurity breaches can be particularly devastating for supply chains, which involve multiple parties and sensitive information. As operational technology OT devices become increasingly connected, blurring the gap between IT and OT environments, the risk of hacke...

Microsoft Malware Protection Engine DoS Vulnerability (Apr 2023)

This host is missing an important security update according to Microsoft security update April 2023. SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

Security Updates for Windows Defender (April 2023)

The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is prior to 1.1.20200.4. It is, therefore, affected by a denial of service vulnerability. Note that Nessus has not tested for this issue but has instead relied only on the application's...

CVE-2023-24860

Microsoft Defender Denial of Service Vulnerability...

CVE-2023-24860

Microsoft Defender Denial of Service Vulnerability...

Denial of service

Microsoft Defender Denial of Service Vulnerability...

CVE-2023-24860 Microsoft Defender Denial of Service Vulnerability

...

CVE-2023-24860 Microsoft Defender Denial of Service Vulnerability

...

CVE-2023-24860

CVE-2023-24860 describes a Denial-of-Service vulnerability in Microsoft Defender. The CVE affects the Microsoft Malware Protection Engine used by Windows Defender, with CVSS v3.1 metrics: Network attack vector, no user interaction, no privileges required, and an availability impact of High. The r...

Guidance for investigating attacks using CVE-2022-21894: The BlackLotus campaign

This guide provides steps that organizations can take to assess whether users have been targeted or compromised by threat actors exploiting CVE-2022-21894 via a Unified Extensible Firmware Interface UEFI bootkit called BlackLotus. UEFI bootkits are particularly dangerous as they run at computer...

Guidance for investigating attacks using CVE-2022-21894: The BlackLotus campaign

This guide provides steps that organizations can take to assess whether users have been targeted or compromised by threat actors exploiting CVE-2022-21894 via a Unified Extensible Firmware Interface UEFI bootkit called BlackLotus. UEFI bootkits are particularly dangerous as they run at computer...

April 11, 2023—KB5025229 (OS Build 17763.4252) - EXPIRED

April 11, 2023—KB5025229 OS Build 17763.4252 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of Windows. 11/17/20 For...

January 10, 2023—KB5022286 (OS Build 17763.3887) - EXPIRED

January 10, 2023—KB5022286 OS Build 17763.3887 - EXPIRED EXPIRATION NOTICEIMPORTANT - As of March 31, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of Windows. Important: For...

April 11, 2023—KB5025230 (OS Build 20348.1668)

April 11, 2023—KB5025230 OS Build 20348.1668 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows Server 2022, see its update history page. Note Follow @WindowsUpdate to find out when...

Microsoft Defender Denial of Service Vulnerability

...