KB4530684: Windows 10 Version 1903 and Windows 10 Version 1909 December 2019 Security Update

The remote Windows host is missing security update 4530684. It is, therefore, affected by multiple vulnerabilities : - A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system...

Further enhancing security from Microsoft, not just for Microsoft

Legacy infrastructure. Bolted-on security solutions. Application sprawl. Multi-cloud environments. Company data stored across devices and apps. IT and security resource constraints. Uncertainty of where and when the next attack or leak will come, including from the inside. These are just a few of...

Microsoft announces new innovations in security, compliance, and identity at Ignite

Today, at the Microsoft Ignite Conference, we’re announcing new innovations designed to help customers across their security, compliance, and identity needs. With so much going on at Ignite this week, I want to highlight the top 10 announcements: 1. Azure Sentinel—We’re introducing new connectors...

Experts on demand: Your direct line to Microsoft security insight, guidance, and expertise

Microsoft Threat Experts is the managed threat hunting service within Microsoft Defender Advanced Threat Protection ATP that includes two capabilities: targeted attack notifications and experts on demand. Today, we are extremely excited to share that experts on demand is now generally available a...

Bring your own LOLBin: Multi-stage, fileless Nodersok campaign delivers rare Node.js-based malware

We’ve discussed the challenges that fileless threats pose in security, and how Microsoft Defender Advanced Threat Protection Microsoft Defender ATP employs advanced strategies to defeat these sophisticated threats. Part of the slyness of fileless malware is their use of living-off-the-land...

Microsoft Released Out-of-Band Security Updates – How to Detect and Remediate

Microsoft released an out-of-band update yesterday that fixes two critical vulnerabilities - The Internet Explorer remote code execution vulnerability CVE-2019-1367 and Microsoft Defender Denial of Service Vulnerability CVE-2019-1255. According to the Microsoft advisory CVE-2019-1367, the Interne...

Microsoft Releases Emergency Patches for IE 0-Day and Windows Defender Flaw

It's not a Patch Tuesday, but Microsoft is rolling out emergency out-of-band security patches for two new vulnerabilities, one of which is a critical Internet Explorer zero-day that cyber criminals are actively exploiting in the wild. Discovered by Clément Lecigne of Google's Threat Analysis Grou...

Microsoft Defender DoS Vulnerability (Sep 2019)

This host is missing an important security update according to Microsoft Security Updates released for Microsoft Malware Protection Engine dated 23-09-2019 SPDX-FileCopyrightText: 2019 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the...

Microsoft Internet Explorer Zero-Day Flaw Addressed in Out-of-Band Security Update

Microsoft has released out-of-band security updates addressing two vulnerabilities – including an Internet Explorer zero-day vulnerability being actively exploited in the wild. The Internet Explorer zero-day vulnerability CVE-2019-1367 is a remote code execution flaw that could enable an attacker...

CVE-2019-1255

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'...

CVE-2019-1255

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'...

Denial of service

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'...

CVE-2019-1255

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'...

Microsoft Defender Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists when Microsoft Defender improperly handles files. An attacker could exploit the vulnerability to overwrite the discretionary access control list DACL for a file. To exploit the vulnerability, an attacker would first require execution on the victim...

CVE-2019-1255: Undefined Security Weakness

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'...

PT-2019-3378

Name of the Vulnerable Software and Affected Versions Microsoft Defender affected versions not specified Description The issue is caused by errors in file handling. It may allow an attacker to cause a denial of service. Recommendations At the moment, there is no information about a newer version...

Deep learning rises: New methods for detecting malicious PowerShell

Scientific and technological advancements in deep learning, a category of algorithms within the larger framework of machine learning, provide new opportunities for development of state-of-the art protection technologies. Deep learning methods are impressively outperforming traditional methods on...

Microsoft Defender Elevation of Privilege Vulnerability (CVE-2019-1161)

The version of Microsoft Malware Protection Signature Update Stub MpSigStub.exe installed on the remote Windows host is prior to 1.1.16200.1. It is, therefore, affected by a elevation of privilege vulnerability which could allow an attacker who successfully exploited this vulnerability to elevate...

CVE-2019-1161

Summary: CVE-2019-1161 is a privilege-escalation flaw in Microsoft Defender’s MpSigStub.exe that can enable an attacker to delete protected files at arbitrary locations. What is affected: Defender-related components using MpSigStub.exe (e.g., Windows Defender/Forefront Endpoint Protection suites)...

KLA11537 Privilege escalation vulnerability in Microsoft Defender

An elevation of privilege vulnerability was found in Microsoft Defender. Malicious users can exploit this vulnerability via specially crafted command to gain privileges. Original advisories CVE-2019-1161 Exploitation Related products Windows-Defender CVE list CVE-2019-1161 high KB list Solution...