CVE-2026-7512
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 flaw has been found in UTT HiPER 1200GW up to 2.5.3-1703. The affected element is the function strcpy of the file /goform/formUser. Executing a manipulation can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.
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 confidenceBuffer overflow vulnerability in the strcpy function within /goform/formUser of UTT HiPER 1200GW routers up to version 2.5.3-1703 allows remote attackers to potentially execute arbitrary code via crafted input due to unsafe string handling.
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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/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 router modelAccess the router's web管理界面 or check the device label/menu to confirm the exact model is UTT HiPER 1200GWAffected if The device is not a UTT HiPER 1200GW router, then it is not affected by this specific CVE
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Determine the firmware versionLog into the router's web管理界面 and navigate to System Status or Firmware Upgrade page to find the installed firmware version number, then compare it to the affected range (any version up to and including 2.5.3-1703)Affected if The installed firmware version is 2.5.3-1703 or any earlier version, indicating the router may contain the vulnerable strcpy call in /goform/formUser
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Verify the web management interface is accessibleAttempt to access the router's IP address on port 80 or 443 from the network to confirm the web interface respondsAffected if The web management interface is accessible from an untrusted network, meaning the vulnerable /goform/formUser endpoint is potentially exposed to attackers
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Check network exposure of the management interfaceReview firewall rules or router access control settings to determine if the web management port (HTTP/HTTPS) is open to external/untrusted networksAffected if Port 80 or 443 is exposed to the internet or untrusted LAN segments, allowing remote attackers to reach the /goform/formUser endpoint
A user is affected if they own a UTT HiPER 1200GW router running firmware version 2.5.3-1703 or earlier, and the router's web management interface (containing the vulnerable /goform/formUser endpoint) is accessible from a network where untrusted parties can send requests.
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 router firmware to latest patched version if available; if no patch exists, implement network segmentation and firewall rules to restrict access to the affected management interface.
- Consultation3.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,408.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-7512 — 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-2026-7512 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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