CVE-2022-34404
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 System Update, version 2.0.0 and earlier, contains an Improper Certificate Validation in data parser module. A local attacker with high privileges could potentially exploit this vulnerability, leading to credential theft and/or denial of service.
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 System Update versions 2.0.0 and earlier contain improper certificate validation in the data parser module. The vulnerability allows a local attacker with high privileges to exploit weak or missing certificate validation checks, potentially enabling credential theft through man-in-the-middle attacks or causing denial of service via malformed certificate data.
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< 2.0.1.0CVSS 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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/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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Identify installed Dell System Update versionOpen the Dell System Update application and navigate to the About or Help section, or check the version displayed in the application UIAffected if The version shown is 2.0.0 or any version number lower than 2.0.1.0
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Verify version via Windows Programs and FeaturesOpen Control Panel > Programs and Features, locate Dell System Update in the list, and note the version columnAffected if The listed version is 2.0.0 or earlier
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Check application executable versionRight-click the Dell System Update executable (typically named DellSystemUpdate.exe or similar) in the installation directory, select Properties, and view the File Version detailsAffected if The file version shown is 2.0.0.0 or lower, indicating the vulnerable release
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Confirm data parser module is in useVerify that Dell System Update has been used to download or install updates, which would invoke the data parser module that performs certificate validationAffected if The application has been used to fetch or process updates, enabling the vulnerable certificate validation code path
A user is affected if their installed Dell System Update version is 2.0.0 or earlier and they have used the application to process updates, exposing them to improper certificate validation vulnerabilities.
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.
dbcve · scoped2.0.1.0
Update Dell System Update to a version beyond 2.0.0 that includes proper certificate chain validation, hostname verification, and integrity checks in the data parser module.
2.0.1.0
- Navigate to Dell support website at www.dell.com
- Locate the Dell System Update utility for your system
- Download and install version 2.0.1.0 or later
- Verify the installed version matches the fixed release
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-34404 — 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-2022-34404 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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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.
- 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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