CVE-2023-33219
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 · uneditedThe handler of the retrofit validation command doesn't properly check the boundaries when performing certain validation operations. This allows a stack-based buffer overflow that could lead to a potential Remote Code Execution on the targeted device
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 confidenceStack-based buffer overflow in the retrofit validation command handler due to missing boundary checks during validation operations, allowing an attacker to overwrite stack memory and achieve remote code execution on the targeted device.
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< 4.15.5< 4.15.5< 4.15.5< 4.15.5< 2.12.2< 2.12.2< 2.12.2< 1.2.7CVSS 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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Identify the exact device modelCheck the device label, web interface, or CLI output for the model name (Sigma Lite, Sigma Lite+, Sigma Extreme, Sigma Wide, Morphowave Compact, Morphowave Xp, Visionpass, or Morphowave Sp)Affected if The model is one of the eight listed affected products
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Determine the installed firmware versionAccess the device web interface, administrative console, or CLI and retrieve the firmware version informationAffected if The firmware version is below 4.15.5 for Sigma models, below 2.12.2 for Morphowave Compact/Xp or Visionpass, or below 1.2.7 for Morphowave Sp
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Check if the retrofit validation command interface is enabledReview device network configuration, API settings, or management interface to determine if the retrofit validation command handler is exposed or accessibleAffected if The retrofit validation command interface is accessible (remote management, API, or debug port)
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Verify the device is network-connectedCheck device network configuration and connectivity statusAffected if The device has network access that could allow remote exploitation of the command handler
The environment is affected if the device model matches one of the eight affected products AND the firmware version is below the specified threshold AND the retrofit validation command interface is accessible.
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 · scoped1.2.72.12.24.15.5
Apply vendor-provided patches or updates that address the boundary checking issue in the retrofit validation command handler; implement proper input validation and bounds checking in the affected code paths.
Sigma products: firmware 4.15.5 or later; Morphowave Compact/Xp and Visionpass: firmware 2.12.2 or later; Morphowave Sp: firmware 1.2.7 or later
- Identify the exact device model from the affected product list (Sigma Lite, Sigma Lite+, Sigma Extreme, Sigma Wide, Morphowave Compact, Morphowave Xp, Visionpass, or Morphowave Sp)
- Access the device administration interface or console to determine the current firmware version
- Download the appropriate fixed firmware version from IDEMA's official support portal: version 4.15.5 for Sigma products (Lite, Lite+, Extreme, Wide), version 2.12.2 for Morphowave Compact, Morphowave Xp, and Visionpass, or version 1.2.7 for Morphowave Sp
- Follow the vendor's standard firmware update procedure (typically involves uploading the firmware file through the device's web interface or management console)
- After applying the update, verify the firmware version has been successfully updated to the fixed release
- Confirm the retrofit validation command handler now properly performs boundary checking
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation6.0 h
- Implementation12.0 h
- Testing10.0 h
- Review / QA6.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-33219 — 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-2023-33219 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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