CVE-2021-22650
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 attacker may use TWinSoft and a malicious source project file (TPG) to extract files on machine executing Ovarro TWinSoft, which could lead to code execution.
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 confidenceOvarro TWinSoft is vulnerable to a file extraction attack when processing malicious TPG (project) files. The vulnerability allows an attacker to read arbitrary files from the machine executing TWinSoft, which can be chained to achieve code execution. The attack likely exploits insufficient validation of file paths or content within the TPG project file format.
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< 12.4< 1.46< 1.46< 1.46< 1.46< 1.46< 1.46< 1.46CVSS 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
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/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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Check TWinSoft desktop application versionOpen TWinSoft and navigate to Help > About, or check the application executable properties (right-click on TWinSoft.exe > Properties > Details)Affected if The version shown is lower than 12.4 (e.g., 12.3.x, 12.2.x, etc.)
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Check TBox device firmware versionConnect to the TBox device via its web interface or management console, and locate the firmware version information in the system status or settings areaAffected if The firmware version is lower than 1.46 (e.g., 1.45.x, 1.44.x, etc.)
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Identify TPG file processing exposureDetermine if TWinSoft is configured to automatically import or process TPG project files from untrusted sources, or if users can open TPG files received via email or external mediaAffected if Users can open TPG files from untrusted sources or automatic processing is enabled for project files
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Verify file access from TWinSoft contextReview file permissions on directories that TWinSoft can access; check if the application runs with elevated privileges that could allow reading sensitive system filesAffected if TWinSoft runs with administrative privileges or has access to sensitive directories beyond project files
You are affected if TWinSoft version is below 12.4 or any TBox firmware is below 1.46, and the application can process TPG project files from untrusted sources.
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 · scoped1.4612.4
Users should not open untrusted TPG project files and should update TWinSoft to the latest patched version when available. Organizations should implement file type validation and restrict file access permissions as a defense-in-depth measure.
Twinsoft version 12.4; Tbox firmware version 1.46
- Identify which Ovarro TWinSoft product is in use (Twinsoft application or specific Tbox device firmware)
- For Twinsoft: Upgrade to version 12.4 or later
- For Tbox Lt2 530/532/540, Tbox Ms Cpu32, Tbox Ms Cpu32 S2, Tbox Rm2, or Tbox Tg2 devices: Upgrade firmware to version 1.46 or later
- After upgrade, verify that malicious TPG files can no longer perform path traversal operations
- Test the updated system with legitimate project files to ensure normal functionality
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation16.0 h
- Testing8.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-22650 — 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-2021-22650 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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