CVE-2021-27449
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 · uneditedMesa Labs AmegaView Versions 3.0 and prior has a command injection vulnerability that can be exploited to execute commands in the web server.
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 confidenceMesa Labs AmegaView versions 3.0 and prior contains a command injection vulnerability in its web interface that allows remote attackers to execute arbitrary operating system commands on the underlying web server by injecting malicious commands through unsanitized user input fields.
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<= 3.0CVSS 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
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/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 installed AmegaView versionAccess the AmegaView web interface admin panel or check system documentation for the installed software version. Look for version information typically found in About, Settings, or System Info pages within the web interface.Affected if The displayed version is 3.0 or lower (any version <= 3.0)
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Confirm web interface is accessibleVerify that the AmegaView web interface is reachable on the network. Attempt to access the login page or API endpoints using the configured hostname or IP address.Affected if The web interface responds to HTTP/HTTPS requests and accepts user input through web forms
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Locate user input fields in the web interfaceLog into the AmegaView web interface and navigate through available input fields such as configuration forms, parameter settings, or diagnostic tools. Identify any fields that accept user-supplied data.Affected if The interface contains input fields that process user data without visible sanitization indicators
You are affected if your AmegaView installation is version 3.0 or prior and the web interface is network-accessible, as this enables remote command injection through unsanitized input fields.
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 dataApply the vendor-supplied patch or update to AmegaView version 3.1 or later. If an update is unavailable, implement network segmentation to restrict access to the web interface and deploy WAF rules to filter malicious command injection payloads.
- Consultation3.0 h
- Implementation8.0 h
- Testing5.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-27449 — 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-2021-27449 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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