CVE-2022-34366
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 · uneditedDell SupportAssist for Home PCs (version 3.11.2 and prior) contain Overly Permissive Cross-domain Whitelist vulnerability. An authenticated non-admin user could potentially exploit the issue and obtain sensitive information.
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 confidenceDell SupportAssist for Home PCs version 3.11.2 and prior contains an overly permissive cross-domain whitelist (CORS misconfiguration) that allows unauthorized domains to access sensitive resources. An authenticated non-admin user could exploit this vulnerability by making requests from a malicious domain to retrieve sensitive information that should be restricted.
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<= 3.11.2CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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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Verify Dell SupportAssist for Home PCs is installedCheck the system for presence of Dell SupportAssist for Home PCs software - look in installed programs list, program files directory, or check for SupportAssist service runningAffected if The application is not found on the system (not affected)
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Determine installed versionAccess the SupportAssist application or check version information through the installed program's about/details section, help menu, or version file in the installation directoryAffected if Installed version is 3.11.2 or any version lower than 3.11.2
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Confirm web or API interface is accessibleIdentify if SupportAssist exposes a local web server, API endpoint, or web-based console - check for listening ports (common ports like 8080, 8884, etc.) or look for web service configurationAffected if No web/API interface is exposed (likely not affected as CORS applies to web endpoints)
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Inspect CORS whitelist configurationIf web interface exists, examine the configuration files or HTTP responses to identify allowed origins - this may be in config files, or can be tested by sending requests with arbitrary Origin headers and checking Access-Control-Allow-Origin responsesAffected if CORS whitelist allows origins other than Dell's legitimate domains, or wildcard (*) origins are permitted
A user is affected if Dell SupportAssist for Home PCs version 3.11.2 or lower is installed AND exposes a web/API interface with an overly permissive CORS whitelist that permits unauthorized domains.
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 dataRestrict the CORS whitelist to only legitimate, trusted origins; implement strict origin validation; add proper authorization checks for sensitive endpoints to prevent non-admin users from accessing restricted data.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA3.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,888.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-34366 — 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-2022-34366 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
- No spam, self-promotion, credentials, or personal data