CVE-2024-57337
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 · uneditedAn arbitrary file upload vulnerability in the opcode 500 functionality of M2Soft CROWNIX Report & ERS v5.x to v5.5.14.1070, v7.x to v7.4.3.960, and v8.x to v8.2.0.345 allows attackers to execute arbitrary code via supplying a crafted file.
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 an arbitrary file upload vulnerability in the opcode 500 functionality of M2Soft CROWNIX Report & ERS. The application fails to properly validate uploaded files, allowing attackers to upload malicious files (such as web shells) that can be executed to achieve arbitrary code execution on the affected system. The vulnerability affects versions 5.x through 5.5.14.1070, 7.x through 7.4.3.960, and 8.x through 8.2.0.345.
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
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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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Identify CROWNIX Report & ERS installationLocate the CROWNIX installation directory and look for version information in the application metadata, configuration files, or the main executable (such as CROWNIX.exe, erserver.exe, or version.txt in the installation folder)Affected if The application is installed and the discovered version falls within 5.x to 5.5.14.1070, 7.x to 7.4.3.960, or 8.x to 8.2.0.345
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Compare installed version to affected rangesCross-reference the identified version number against the affected ranges: 5.x through 5.5.14.1070, 7.x through 7.4.3.960, or 8.x through 8.2.0.345Affected if The installed version matches any of the affected version ranges
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Check if upload functionality is accessibleVerify whether the web interface or API endpoint for opcode 500 (file upload) is exposed and accessible to users or attackersAffected if The upload functionality is enabled and reachable without additional authentication or proper validation controls
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Inspect upload directory configurationExamine the application configuration or web server settings to determine where uploaded files are stored and whether they are placed within the web rootAffected if Uploaded files are stored in a web-accessible directory with script execution permissions enabled
A system is affected if CROWNIX Report & ERS version falls within 5.x-5.5.14.1070, 7.x-7.4.3.960, or 8.x-8.2.0.345 AND the file upload feature (opcode 500) is accessible and stores files in a web-executable location.
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 dataUpgrade to the latest patched version of CROWNIX Report & ERS. Additionally, implement proper file type validation, store uploaded files outside the web root, disable script execution in upload directories, and apply principle of least privilege to the upload functionality.
- Consultation3.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,800.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-57337 — 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-2024-57337 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