CVE-2025-7937
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 · uneditedThere is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X12STW . An attacker can update the system firmware with a specially crafted image.
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 confidenceThe Supermicro BMC firmware validation logic in the MBD-X12STW contains a flaw that allows an attacker to bypass integrity checks and flash a specially crafted firmware image to the system. This validation bypass could enable code execution at the BMC level with high privileges.
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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/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 Supermicro board modelRun `dmidecode -t baseboard` or check the physical board label for the model number MBD-X12STWAffected if The system is not an MBD-X12STW board - different models are not affected by this specific vulnerability
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Determine the BMC firmware versionAccess the BMC web interface and navigate to the firmware information page, or run `ipmitool -I lanplus -H <BMC_IP> -U admin -P password fru print` or `ipmitool -I lanplus -H <BMC_IP> -U admin -P password mc info`Affected if Unable to retrieve BMC version information - cannot determine if affected
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Check if BMC firmware update interface is accessibleLog into the BMC web interface and look for 'Firmware Update', 'Update Firmware', or 'Flashing' sections under Maintenance or Settings. Also check via IPMI: `ipmitool -I lanplus -H <BMC_IP> -U admin -P password raw` commands or check if the firmware upload function respondsAffected if The BMC firmware update feature is exposed and accessible (even with valid credentials, the vulnerability allows bypass of integrity checks during update)
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Verify BMC update access controlsReview BMC user accounts and access privileges: check IPMI user list via `ipmitool -I lanplus -H <BMC_IP> -U admin -P password user list` and verify that only authorized users have 'Operator' or 'Administrator' level accessAffected if Multiple user accounts exist with firmware update privileges, or the BMC is accessible on an untrusted network
The system is affected if it is a Supermicro MBD-X12STW with a BMC firmware version that has not been patched, and the BMC firmware update functionality is accessible to the user (regardless of authentication status, since the flaw bypasses integrity checks).
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 firmware patch from Supermicro for the MBD-X12STW BMC once available, and restrict BMC update access to authenticated, authorized personnel only.
- Consultation4.0 h
- Implementation2.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2025-7937 — 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-2025-7937 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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- Version or environment caveats, and links to real fixes
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