CVE-2022-39034
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 · uneditedSmart eVision has a path traversal vulnerability in the Report API function due to insufficient filtering for special characters in URLs. A remote attacker with general user privilege can exploit this vulnerability to bypass authentication, access restricted paths and download system files.
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 · high confidenceSmart eVision's Report API function contains a path traversal vulnerability due to insufficient filtering of special characters in URLs. An attacker with general user privileges can use directory traversal sequences (e.g., '../') to escape the intended directory, bypass authentication mechanisms, and download arbitrary system files from the host.
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= 2022.03.21CVSS 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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Check Smart eVision installed versionLocate the version information for your Smart eVision installation. This is typically found in the product's about page, installation directory, or version file. Common locations include the installation folder or admin interface.Affected if Your installed version is exactly 2022.03.21 (only this version is listed as affected)
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Verify Report API endpoint accessibilityIdentify if the Report API function is exposed and accessible in your environment. Check network configurations, firewall rules, or web server settings that expose the Smart eVision web interface.Affected if The Report API endpoint is externally accessible or reachable from untrusted networks
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Confirm path traversal is possibleAttempt a controlled test of the Report API using a benign path traversal sequence (e.g., request a known-safe file using '../' patterns). Observe if the application returns files outside the intended directory.Affected if The Report API returns files from directories outside its expected scope when traversal sequences are used
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Test authentication bypass via traversalSubmit requests with traversal sequences while authenticated as a general user. Check if files outside the user's authorized directory become accessible without proper authentication credentials.Affected if General user accounts can access arbitrary system files through the Report API using traversal sequences
You are affected if your Smart eVision installation is version 2022.03.21, the Report API is accessible, and path traversal sequences allow access to files outside the intended directory.
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 dataImplement strict input validation on the Report API to reject path traversal sequences ('../', '..\') and ensure proper canonicalization of file paths before access. Review and strengthen authentication controls to prevent bypass via traversal techniques.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA3.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2022-39034 — 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-2022-39034 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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