Analog Fm Transmitter Exc5000gx FirmwareOperating system · Sielco

CVE-2023-45317

HIGH · 8.8 CVSS v3.1 Published 2023-10-26
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
95/100
Remediation priority · Urgent
Remotely reachable No privileges

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 · unedited
The application interface allows users to perform certain actions via HTTP requests without performing any validity checks to verify the requests. This can be exploited to perform certain actions with administrative privileges if a logged-in user visits a malicious web site.

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 confidence

This is a Cross-Site Request Forgery (CSRF) vulnerability where the application fails to validate the origin of HTTP requests. An attacker can trick a logged-in user into unknowingly sending malicious requests that execute privileged administrative actions, exploiting the trust the server places in authenticated user sessions.

MitigationImplement anti-CSRF tokens (synchronizer token pattern) or SameSite cookie attributes on all state-changing endpoints to verify request origin and prevent cross-site request forgery.

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
Analog Fm Transmitter Exc5000gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc120gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc300gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc1600gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc2000gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc1000gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc3000gx FirmwareOperating system
Affected:all versions
Analog Fm Transmitter Exc30gt FirmwareOperating system
Affected:all versions

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
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 checks

Work through these to decide whether this CVE applies to you.

  1. Identify the transmitter model
    Locate the device label or access the web management interface to confirm the model number matches any of the following: Exc5000gx, Exc120gx, Exc300gx, Exc1600gx, Exc2000gx, Exc1000gx, Exc3000gx, or Exc30gt
    Affected if The device is any of these Sielco Analog Fm Transmitter models
  2. Confirm firmware version
    Log into the transmitter web interface and navigate to the status or system information page to view the installed firmware version
    Affected if Any firmware version is installed (all versions are affected)
  3. Check if web interface is accessible
    Attempt to access the transmitter web management interface over HTTP/HTTPS from a browser or using curl from the network
    Affected if The web interface is reachable on the network
  4. Inspect HTTP responses for CSRF protection
    Capture HTTP responses from state-changing endpoints (such as configuration save, firmware update, or settings modification pages) and examine if they include anti-CSRF tokens in forms or SameSite attributes in cookies
    Affected if No anti-CSRF tokens are present in forms and no SameSite cookie attributes are set on session cookies
  5. Test request origin validation
    Submit a state-changing request (e.g., a configuration change) using a crafted request from a different origin (or examine if the application validates the Origin or Referer headers)
    Affected if The application accepts and processes requests without validating the request origin

If the device is any Sielco Analog Fm Transmitter model from the affected list and its web interface is accessible without CSRF protections, the environment is vulnerable to CVE-2023-45317.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement anti-CSRF tokens (synchronizer token pattern) or SameSite cookie attributes on all state-changing endpoints to verify request origin and prevent cross-site request forgery.

Fix this in Analog Fm Transmitter Exc5000gx Firmware Scoped from the published advisory
  • Consultation3.0 h
  • Implementation12.0 h
  • Testing6.0 h
  • Review / QA3.0 h
24.0 hours of engineering $4,200
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Scan for this in your stack

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-45317 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • 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