CVE-2021-25139
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 potential security vulnerability has been identified in the HPE Moonshot Provisioning Manager v1.20. The HPE Moonshot Provisioning Manager is an application that is installed in a VMWare or Microsoft Hyper-V environment that is used to setup and configure an HPE Moonshot 1500 chassis. This vulnerability could be remotely exploited by an unauthenticated user to cause a stack based buffer overflow using user supplied input to the `khuploadfile.cgi` CGI ELF. The stack based buffer overflow could lead to Remote Code Execution, Denial of Service, and/or compromise system integrity. **Note:** HPE recommends that customers discontinue the use of the HPE Moonshot Provisioning Manager. The HPE Moonshot Provisioning Manager application is discontinued, no longer supported, is not available to download from the HPE Support Center, and no patch is available.
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 khuploadfile.cgi CGI ELF of HPE Moonshot Provisioning Manager v1.20 allows unauthenticated remote attackers to achieve remote code execution via user-supplied input.
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= 1.20CVSS 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 HPE Moonshot Provisioning Manager installationLocate the HPE Moonshot Provisioning Manager application on the system or network. This is typically deployed as a web application for managing HPE Moonshot 1500 chassis.Affected if The application is present and accessible on the network
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Verify installed version is 1.20Check the version of HPE Moonshot Provisioning Manager. The CVE specifically affects version 1.20, indicated by '=' in the affected version range.Affected if The installed version is exactly 1.20
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Locate khuploadfile.cgi componentIdentify whether the khuploadfile.cgi CGI executable exists on the web server. This is the specific component containing the buffer overflow vulnerability.Affected if The khuploadfile.cgi file is present in the CGI environment
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Assess network exposure of upload functionalityDetermine if the upload functionality via khuploadfile.cgi is accessible over the network. The vulnerability allows unauthenticated remote attackers to exploit the buffer overflow.Affected if The CGI is exposed to network access without authentication
A system is affected if HPE Moonshot Provisioning Manager version 1.20 is running with the khuploadfile.cgi component accessible on the network.
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 · scopedSince HPE Moonshot Provisioning Manager is discontinued with no patch available, the only mitigation is to decommission the affected application and migrate to an alternative solution for HPE Moonshot 1500 chassis management.
- Discontinue use of HPE Moonshot Provisioning Manager as the product is discontinued and no longer supported.
- Remove or uninstall the HPE Moonshot Provisioning Manager from all affected VMware or Microsoft Hyper-V environments.
- If replacement functionality is needed, evaluate alternative HPE management solutions that are currently supported.
- Ensure no exposed network access exists to any systems running this discontinued software.
- If the software must remain temporarily, isolate the affected systems on a restricted network segment with firewall rules limiting access to only trusted administration hosts.
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation12.0 h
- Implementation24.0 h
- Testing12.0 h
- Review / QA8.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-25139 — 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-2021-25139 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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