What’s Vulnerable › Vulnerabilities

CVE-2022-23278: Microsoft Defender for Endpoint Spoofing Vulnerability

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-03-09 · updated 2026-06-17

Description

Microsoft Defender for Endpoint Spoofing Vulnerability

Affected products

• Microsoft Defender for Endpoint for Linux: all versions
• Microsoft Defender For Endpoint Edr Sensor: before 10.8047.22439.1056 — fixed in 10.8047.22439.1056
• Microsoft Defender for Endpoint for Linux: from 101.0.0 before 101.60.93 — fixed in 101.60.93
• Microsoft Defender For Endpoint Edr Sensor: from 1.0.0.0 before 10.8047.22439 — fixed in 10.8047.22439
• Microsoft Defender for Endpoint for iOS: from 1.0.0.0 before 1.1.18090109 — fixed in 1.1.18090109

How to fix

Upgrade to a fixed version: Microsoft Defender For Endpoint Edr Sensor 10.8047.22439.1056; Microsoft Defender for Endpoint for Linux 101.60.93; Microsoft Defender For Endpoint Edr Sensor 10.8047.22439; Microsoft Defender for Endpoint for iOS 1.1.18090109. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23278
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23278

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