CVE-2023-25934
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 · uneditedDELL ECS prior to 3.8.0.2 contains an improper verification of cryptographic signature vulnerability. A network attacker with an ability to intercept the request could potentially exploit this vulnerability to modify the body data of the request.
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 · high confidenceDELL ECS prior to version 3.8.0.2 contains an improper verification of cryptographic signature vulnerability. A network attacker positioned to intercept traffic (man-in-the-middle) can modify the body data of requests because the system fails to properly verify cryptographic signatures on the intercepted data.
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< 3.8.0.2CVSS 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
- None
- Integrity
- High
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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 Dell ECS versionAccess the Dell ECS admin interface or use the ECS CLI command to retrieve the installed version number (for example, 'ecs-info' or a similar version query command depending on your deployment). Alternatively, check the system configuration files or about页面 within the ECS management console.Affected if The installed version is lower than 3.8.0.2 (for example, 3.7.x, 3.6.x, or earlier).
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Verify version via CLI or APIIf available, query the ECS API endpoint or CLI tool for the exact build version. Compare the returned version string against the 3.8.0.2 baseline.Affected if The queried version shows a number less than 3.8.0.2.
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Confirm the signature verification behaviorReview the ECS configuration or documentation for the cryptographic signature verification settings on request body data. Check whether the system is configured to verify signatures on incoming request payloads.Affected if The system is configured to process request body data without proper cryptographic signature verification (the vulnerable behavior).
You are affected if your Dell ECS installation version is below 3.8.0.2 and the system handles request body data without verifying cryptographic signatures.
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 · scoped3.8.0.2
Upgrade DELL ECS to version 3.8.0.2 or later which contains the proper cryptographic signature verification fix. Additionally, use TLS/SSL for all communications to protect against network interception.
3.8.0.2 or later
- Identify the current Elastic Cloud Storage version deployed in your environment
- Plan and schedule an upgrade window following Dell ECS upgrade procedures
- Upgrade Elastic Cloud Storage to version 3.8.0.2 or later
- After upgrade, verify the ECS system is operational and all services are running
- Validate that the signature verification is functioning correctly by reviewing system logs
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation6.0 h
- Implementation8.0 h
- Testing12.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $8,832.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-25934 — 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-2023-25934 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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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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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