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CVE-2022-44707

No known exploitation. EPSS puts it in the 86th percentile. Fixed versions are out.

CVSS 3.16.5MediumEPSS percentile86th2.7% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix5 products8 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 Windows 10 Version 1809Affected: ≥ 10.0.17763.0, < 10.0.17763.3770Upgrade to: 10.0.17763.3770Affected: ≥ 10.0.0, < 10.0.19043.2364Upgrade to: 10.0.19043.2364Affected: ≥ 10.0.0, < 10.0.19042.2364Upgrade to: 10.0.19042.2364Affected: ≥ 10.0.19044.0, < 10.0.19044.2364Upgrade to: 10.0.19044.2364 + 3 more branchesStated by: CVE record
  • Microsoft Windows Server 2019Affected: ≥ 10.0.17763.0, < 10.0.17763.3770Upgrade to: 10.0.17763.3770Stated by: CVE record
  • Microsoft Windows Server 2022Affected: ≥ 10.0.20348.0, < 10.0.20348.1366Upgrade to: 10.0.20348.1366Stated by: CVE record
  • Microsoft Windows 11 version 21H2Affected: ≥ 10.0.22000.0, < 10.0.22000.1335Upgrade to: 10.0.22000.1335Affected: ≥ 10.0.22621.0, < 10.0.22621.993Upgrade to: 10.0.22621.993Stated by: CVE record
  • Microsoft Windows Server 2016Affected: ≥ 10.0.14393.0, < 10.0.14393.5582Upgrade to: 10.0.14393.5582Stated by: CVE record

Versions as the sources state them. 3 more products have 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

Windows Kernel Denial of Service 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.

EPSS86th
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

2.7% chance of exploitation activity in the next 30 days, which ranks it in the 86th percentile of scored CVEs.

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

Lifecycle

6 events over 1290 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. EPSS band changemoderate → low
  3. Patch availablerecord updated
  4. Publishedweakness classified

Affected products

And 41 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:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Scored 6.5 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required LowRequires basic user-level privileges
  • 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 NoneNo integrity impact
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

Sources

References in the record

Watch the software you run.

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We'll flag the next CVE, public exploit or patch for Windows 8.1, not every advisory.