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Remote Desktop ClientApplication · Microsoft

CVE-2023-29352

MEDIUM · 6.5 CVSS v3.1 Developing Published 2023-06-14
Fix available
A fix is available. Upgrade to 1.2.4337 / 10.0.17763.4499 or later.
See remediation →
72/100
Remediation priority · Elevated
Remotely reachable No privileges

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Windows Remote Desktop Security Feature Bypass Vulnerability

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · low confidence
Developing — this CVE was published recently and its authoritative NVD entry is still being established, so we're holding a technical summary until the source data settles rather than publish something unreliable. Re-checking after 2026-08-01.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Remote Desktop ClientApplication
Affected:< 1.2.4337
Windows 10 1809Operating system
Affected:< 10.0.17763.4499
Windows 10 21h2Operating system
Affected:< 10.0.19044.3086
Windows 10 22h2Operating system
Affected:< 10.0.19045.3087
Windows 11 21h2Operating system
Affected:< 10.0.22000.2057
Windows 11 22h2Operating system
Affected:< 10.0.22621.1848
Windows Server 2019Operating system
Affected:< 10.0.17763.4499
Windows Server 2022Operating system
Affected:< 10.0.20348.1787

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

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

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 1.2.4337 / 10.0.17763.4499 / 10.0.19044.3086 or later
Fixed in 1.2.433710.0.17763.449910.0.19044.3086
Recommended fix High confidence

June 2023 Windows Security Update (KB5026884 or later) - exact version varies by Windows release as listed in the fixed versions

  1. Identify the current Windows version by running 'winver' or 'systeminfo' in Command Prompt
  2. Determine the applicable Windows version from the affected list (Windows 10 1809, 21h2, 22h2, Windows 11 21h2, 22h2, Windows Server 2019, or Windows Server 2022)
  3. Open Windows Update by navigating to Settings > Update & Security > Windows Update
  4. Click 'Check for updates' to retrieve the latest security updates from Microsoft Update
  5. Install the June 2023 or later cumulative security update that addresses CVE-2023-29352
  6. Restart the system when prompted to complete the installation
  7. Verify the installed version matches or exceeds the fixed version for your Windows release (10.0.17763.4499, 10.0.19044.3086, 10.0.19045.3087, 10.0.22000.2057, 10.0.22621.1848, or 10.0.20348.1787)
Caveat Standard Windows update with no expected breaking changes; may require restart

Generated from the published advisory — verify against the referenced sources before acting.

We can perform the upgrade in your staging environment and verify nothing breaks — typical engagement from $1,600. Get the upgrade done

Scan for this in your stack

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-29352 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data