CVE-2024-3448
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 · uneditedUsers with low privileges can perform certain AJAX actions. In this vulnerability instance, improper access to ajax?action=plugin:focus:checkIframeAvailability leads to a Server-Side Request Forgery by analyzing the error messages returned from the back-end. Allowing an attacker to perform a port scan in the back-end. At the time of publication of the CVE 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 confidenceA Server-Side Request Forgery (SSRF) vulnerability exists in the ajax?action=plugin:focus:checkIframeAvailability endpoint. Users with low privileges can trigger this AJAX action and analyze error messages to perform internal port scanning of the backend server.
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
- Changed
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/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.
-
Identify if the ajax endpoint existsCheck for the presence of the file or route handling ajax?action=plugin:focus:checkIframeAvailability in your web application's source code or routing configurationAffected if The endpoint is present and accessible in the application
-
Verify low-privilege user accessAttempt to access the ajax?action=plugin:focus:checkIframeAvailability endpoint using a low-privilege (non-administrator) user accountAffected if The endpoint responds to requests from low-privilege users without returning an authorization error
-
Test for SSRF behaviorSend a request to the endpoint with a crafted target parameter (such as http://localhost:PORT or http://127.0.0.1:PORT) and observe if the application makes the request and returns diagnostic information about the connectionAffected if The application returns error messages that reveal whether a port is open or closed, enabling port scanning
-
Review endpoint authorization controlsExamine the application code or configuration for the plugin:focus:checkIframeAvailability action to determine if role-based access control (RBAC) or privilege checks are enforced before processing the requestAffected if No privilege verification or role check is performed before allowing the action to execute
-
Check application version against vendor disclosureIf your web application vendor has published affected version ranges for CVE-2024-3448, compare your installed version using the application's built-in version checker or admin panelAffected if Your installed version falls within the vendor-specified vulnerable version range
Your environment is affected if the plugin:focus:checkIframeAvailability ajax endpoint is accessible to low-privilege users and returns information that enables internal port scanning.
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 dataSince no patch is available, implement compensating controls such as enforcing proper authorization on AJAX endpoints, restricting the functionality to administrator-only roles, or network-level segmentation to limit internal access.
- Consultation3.0 h
- Implementation6.0 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 $3,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-3448 — 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-2024-3448 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