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CVE-2022-23278

No known exploitation. EPSS puts it in the 80th percentile. Fixed versions are out.

CVSS 3.15.9MediumEPSS percentile80th1.9% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix5 products5 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Defender for Endpoint EDR sensorAffected: ≥ 1.0.0.0, < 10.8047.22439Upgrade to: 10.8047.22439Stated by: CVE record
  • Microsoft Defender for Endpoint for LinuxAffected: ≥ 101.0.0, < 101.60.93Upgrade to: 101.60.93Stated by: CVE record
  • Microsoft Defender for Endpoint for MacAffected: ≥ 101.0.0, < 101.60.91Upgrade to: 101.60.91Stated by: CVE record
  • Microsoft Defender for Endpoint for AndroidAffected: ≥ 1.0.0.0, < 1.0.3011.0302Upgrade to: 1.0.3011.0302Stated by: CVE record
  • Microsoft Defender for Endpoint for iOSAffected: ≥ 1.0.0.0, < 1.1.18090109Upgrade to: 1.1.18090109Stated by: CVE record

Versions as the sources state them. 1 more product has version data. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

Microsoft Defender for Endpoint Spoofing Vulnerability

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS80th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

1.9% chance of exploitation activity in the next 30 days, which ranks it in the 80th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

5 events over 1569 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Patch availablerecord updated
  3. Publishedweakness classified

Affected products

And 2 more affected products. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Scored 5.9 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality NoneNo confidentiality impact
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability NoneNo availability impact

Weaknesses

Sources

References in the record

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