CVE-2022-2757
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 · uneditedDue to the lack of adequately implemented access-control rules, all versions Kingspan TMS300 CS are vulnerable to an attacker viewing and modifying the application settings without authenticating by accessing a specific uniform resource locator (URL) on the webserver.
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 confidenceKingspan TMS300 CS has a broken access control vulnerability where unauthenticated attackers can access a specific URL to view and modify application settings. The web application fails to enforce proper authentication checks before allowing access to sensitive configuration functions.
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 dataall versionsCVSS 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
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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.
-
Confirm TMS300 web interface is accessibleAttempt to access the TMS300 device's web interface via HTTP/HTTPS from a network location. Identify the device's IP address and try accessing the base URL.Affected if The web interface is reachable and responds without requiring authentication credentials.
-
Identify the configuration endpoint URLLocate the specific URL path used for application settings or configuration functions. This is typically found in the application's routing documentation or by observing web traffic during authenticated sessions.Affected if A specific URL path exists for accessing application settings or configuration functions.
-
Test unauthenticated access to configuration URLAttempt to access the identified configuration/settings URL directly without providing any login credentials. Use a web browser or HTTP client tool to send a request to the endpoint.Affected if The server returns configuration data, settings pages, or allows modifications without redirecting to a login page or returning an authentication error.
-
Verify authentication is enforcedCompare the response from the configuration URL when accessed with valid credentials versus without credentials. Check for HTTP status codes, session handling, and whether login redirects occur.Affected if The configuration endpoint returns sensitive data or allows actions without requiring valid authentication tokens or session cookies.
-
Check for broken access control in responsesInspect HTTP responses from the configuration endpoint. Look for proper authorization headers, session validation, or access control error messages when request lacks authentication.Affected if Responses from sensitive endpoints contain application settings or configuration data without proper 401/403 status codes indicating blocked unauthorized access.
The environment is affected if the TMS300 web interface configuration endpoints are accessible and return sensitive data or allow modifications without any authentication credentials.
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 dataImplement proper authentication and authorization checks on all application settings endpoints to ensure unauthenticated users cannot access or modify configuration. Apply access control rules at both the application and web server layers.
- Consultation2.0 h
- Implementation8.0 h
- Testing4.0 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 $4,480.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-2757 — 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-2022-2757 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
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
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
- No spam, self-promotion, credentials, or personal data