CVE-2025-61234
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 · uneditedIncorrect access control on Dataphone A920 v2025.07.161103 exposes a service on port 8888 by default on the local network without authentication. This allows an attacker to interact with the device via a TCP socket without credentials. Additionally, sending an HTTP request to the service on port 8888 triggers an error in the response, which exposes the functionality, headers identifying Paytef dataphone packets, and the build version.
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 confidenceThe Dataphone A920 v2025.07.161103 exposes an unauthenticated TCP service on port 8888 by default on the local network, allowing any attacker to interact with the device without credentials. Error responses from this service leak sensitive information including Paytef dataphone packet headers and the device build version.
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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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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Verify if port 8888 is open and listeningRun a port scan against the target device or network segment: 'nmap -p 8888 <target_ip>' or 'netstat -an | grep 8888' if you have local accessAffected if Port 8888 is found open and listening on the device
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Confirm the TCP service accepts connections without authenticationAttempt a TCP connection to port 8888 using telnet, netcat, or a simple socket test: 'nc -nv <target_ip> 8888' and observe if any response is received without providing credentialsAffected if The service responds to TCP connections without requiring any authentication
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Check if error responses leak sensitive informationSend a malformed or unexpected request to port 8888 and capture the response: 'echo 'test' | nc <target_ip> 8888' and examine the error output for Paytef dataphone packet headers or build version stringsAffected if Error responses contain Paytef packet headers or device build version information
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Identify the device firmware versionAccess the device web interface, check system settings, or query the device through its management protocol to retrieve the firmware version; compare against v2025.07.161103Affected if The device is running firmware version v2025.07.161103
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Verify network accessibility of port 8888Confirm whether port 8888 is bound to all interfaces (0.0.0.0) rather than localhost only, which would make it accessible from the local network; review device network configurationAffected if Port 8888 is listening on all network interfaces and reachable from local network segments
The device is affected if port 8888 is open, accessible from the network, accepts unauthenticated connections, and is running firmware version v2025.07.161103 with error responses that leak sensitive information.
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 dataRestrict network access to port 8888 through firewall rules or network segmentation to prevent unauthorized local access, and apply any vendor-supplied patches when available.
- Consultation3.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,880.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-61234 — 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-2025-61234 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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