CVE-2022-3813
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 vulnerability classified as problematic has been found in Axiomatic Bento4. This affects an unknown part of the component mp4edit. The manipulation leads to memory leak. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-212679.
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 confidenceA memory leak vulnerability exists in Bento4's mp4edit tool (used for MP4 file editing). The vulnerability allows memory to not be properly deallocated during mp4edit operations, potentially leading to resource exhaustion over time. The exploit has been publicly disclosed.
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= 1.6.0-639CVSS 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
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/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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Locate the mp4edit binarySearch for the mp4edit executable in common installation directories such as /usr/bin, /usr/local/bin, or on Windows check the Bento4 installation folder (e.g., C:\Program Files\Bento4 or the bin folder within the Bento4 package). Use commands like 'which mp4edit' on Linux/macOS or check the installation path on Windows.Affected if The mp4edit binary is found on the system.
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Determine the Bento4 versionRun 'mp4edit --version' or 'mp4edit -v' to retrieve the version number. Alternatively, check the Bento4 package metadata, release notes, or the binary file properties if the command-line version check is not available.Affected if The reported version falls within the range 1.6.0-639.
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Confirm mp4edit usage in the environmentReview any scripts, automation pipelines, or manual workflows that invoke the mp4edit tool. Check system logs, process history, or application audit logs for recent mp4edit executions.Affected if mp4edit has been executed on the system.
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Monitor for resource exhaustion indicatorsObserve system memory usage over time during mp4edit operations. On Linux, use 'top', 'htop', or 'ps' to check memory consumption of mp4edit processes. On Windows, use Task Manager or Resource Monitor. Look for steadily increasing memory usage that is not released after mp4edit completes.Affected if Memory usage grows abnormally and is not freed after mp4edit operations complete.
A user is affected if Bento4 version 1.6.0-639 is installed and the mp4edit tool is being used, as the memory leak triggers during mp4edit operations.
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 dataUpdate to the latest Bento4 version if a patch is available, or implement proper memory management in the mp4edit component to ensure all allocated memory is freed. Consider input validation and resource limits for file processing operations.
- Consultation3.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-3813 — 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-2022-3813 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
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