CVE-2022-34101
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 · uneditedA vulnerability was discovered in the Crestron AirMedia Windows Application, version 4.3.1.39, in which a user can place a malicious DLL in a certain path to execute code and preform a privilege escalation attack.
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 · moderate confidenceThis is a DLL preloading vulnerability in Crestron AirMedia Windows Application version 4.3.1.39. A local authenticated user can place a malicious DLL in a specific path that the application searches when loading libraries, causing arbitrary code execution with elevated privileges.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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= 4.3.1.39CVSS 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
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Check if Crestron AirMedia is installedOpen Control Panel > Programs and Features, or use PowerShell: Get-ItemProperty 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*' | Select-Object DisplayName, DisplayVersion | Where-Object {$_.DisplayName -like '*AirMedia*'}Affected if Crestron AirMedia Windows Application appears in the installed programs list
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Verify the installed versionLocate the AirMedia executable (typically in C:\Program Files\Crestron\AirMedia or similar), right-click the .exe, select Properties, and check the File Version on the Details tabAffected if The version is exactly 4.3.1.39
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Inspect the application directory for unexpected DLLsNavigate to the AirMedia installation folder and list all .dll files present. Compare against expected DLLs or check for recently added/unnamed DLLsAffected if There are DLLs in the application directory that are not part of the standard installation or that you did not place there
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Check DLL search path directoriesIdentify directories the application may search for DLLs (including the application directory, system32, and paths in the PATH environment variable). Inspect each for unauthorized DLLsAffected if Any directory in the DLL search path contains suspicious or unexpected DLL files
You are affected if Crestron AirMedia version 4.3.1.39 is installed and there are unexpected DLLs in or near its installation directory that a local user could have placed.
Generated from the published advisory. Verify against your own configuration.
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.
From vendor dataApply vendor security patches when available. Until then, restrict write access to directories in the application's DLL search path and remove any unexpectedly placed DLLs. Consider running the application with least privilege.
- Consultation3.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-34101 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2022-34101 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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