#microsoft

Microsoft released a security update to address CVE-2022-23278 in Microsoft Defender for Endpoint. This important class spoofing vulnerability impacts all platforms. We wish to thank Falcon Force for the collaboration on addressing this issue through coordinated vulnerability disclosure. Cybercriminals are looking for any opening to tamper with security protections in order to blind, confuse, or … Guidance for CVE-2022-23278 spoofing in Microsoft Defender for Endpoint Read More »

Microsoft released a security update to address CVE-2022-23278 in Microsoft Defender for Endpoint. This important class spoofing vulnerability impacts all platforms. We wish to thank Falcon Force for the collaboration on addressing this issue through coordinated vulnerability disclosure. Cybercriminals are looking for any opening to tamper with security protections in order to blind, confuse, or often shut off customer defenses.

**Why is this Google LLC CVE included in the Security Update Guide?** The vulnerability assigned to this CVE is in the Brotli library which is consumed by .NET and by Microsoft Visual Studio. It is being documented in the Security Update Guide to announce that the latest builds of .NET and Visual Studio are no longer vulnerable. Please see Security Update Guide Supports CVEs Assigned by Industry Partners for more information.

**Are the updates for the Microsoft Office for Mac currently available?** The security update for Microsoft Office 2019 for Mac and Microsoft Office LTSC for Mac 2021 are not immediately available. The updates will be released as soon as possible, and when they are available, customers will be notified via a revision to this CVE information.

**Is the Preview Pane an attack vector for this vulnerability?** No, the Preview Pane is not an attack vector.

**Is the Preview Pane an attack vector for this vulnerability?** No, the Preview Pane is not an attack vector.

**Is the Preview Pane an attack vector for this vulnerability?** No, the Preview Pane is not an attack vector.

**What security feature could be bypassed by this vulnerability?** An attacker could potentially bypass the Intune policy file save location.

**What type of information could be disclosed by this vulnerability?** The type of information that could be disclosed if an attacker successfully exploited this vulnerability is file content.

**What version of Microsoft Defender for IoT has the update that protects from this vulnerability?** Version 22.1.2 and above. **What is the action required to take the update?** You need to update to the latest Microsoft Defender for IoT software version. See the **Update the software version section** of Manage the on-premises management console. **What is Microsoft Defender for IoT?** Microsoft Defender for IoT is a unified security solution for identifying IoT/OT devices, vulnerabilities, and threats. It enables you to secure your entire IoT/OT environment, whether you need to protect existing IoT/OT devices or build security into new IoT innovations. See Microsoft Defender for IoT for more information.