CVE-2024-27171
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 remote attacker using the insecure upload functionality will be able to overwrite any Python file and get Remote Code Execution. As for the affected products/models/versions, see the reference URL.
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 vulnerability stems from insecure file upload functionality that lacks proper validation, allowing attackers to overwrite arbitrary Python files on the server. By exploiting path traversal or insufficient upload controls, a remote attacker can place malicious Python code in executable locations, achieving remote code execution.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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
- Local
- Complexity
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/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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Identify file upload functionalityReview your application code and configuration files for any endpoints, modules, or features that handle file uploads. Search for terms like 'upload', 'file', 'multipart' in your codebase and configuration.Affected if A file upload feature or endpoint exists in your application
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Locate upload storage configurationExamine the application's configuration files and code to determine where uploaded files are stored. Look for upload directories, temp folders, or storage path settings.Affected if Uploaded files are stored in web-accessible directories or locations within the application root
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Inspect file validation controlsReview the file upload handling code to check what validation is performed on uploaded files. Look for file type checks, content validation, filename sanitization, or size limits.Affected if No file type validation, content validation, or filename sanitization is implemented in the upload handler
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Check upload directory permissionsVerify file system permissions on the directories where uploaded files are stored. Determine if the web server process has write access to Python file locations.Affected if The upload directory or parent directories have weak permissions allowing path traversal or file overwrite
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Review application versionLocate and record your installed application version using the vendor's standard method (version file, admin panel, package manager, or binary version flag).Affected if Your installed version is older than the patched version released for CVE-2024-27171
You are affected if your application has a file upload feature without proper validation and your installed version matches the vulnerable range.
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 dataDisable or restrict the insecure upload functionality immediately. Implement strict allowlist-based file validation, store uploads outside web-accessible directories, remove write permissions from Python file locations, and apply available vendor patches.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $11,776.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-27171 — 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-2024-27171 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
- No spam, self-promotion, credentials, or personal data