Findings

Vulnerability · CVE-2023-36144

intelbras sg_2404_mr_firmware Missing Authorization

Published May 9, 2025 · corrected/updated May 9, 2025 · intelbras sg_2404_mr_firmware · evidence confidence very high

An authentication bypass in Intelbras Switch SG 2404 MR in firmware 1.00.54 allows an unauthenticated attacker to download the backup file of the device, exposing critical information about the device configuration.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2023-36144 is a unknown public vulnerability record for intelbras sg_2404_mr_firmware. CISA lists it as known exploited. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether intelbras sg_2404_mr_firmware is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: intelbras sg_2404_mr_firmware. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: no CVSS/EPSS yet. CISA lists it as known exploited. Sources contributing to this record: cve_org, vulncheck_kev. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Confirmed in CISA KEV since May 9, 2025. Listed in CISA KEV and VulnCheck KEV.

  • Patch and remediation

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 9, 2025 · VulnCheck KEV

    Detected

    An authentication bypass in Intelbras Switch SG 2404 MR in firmware 1.00.54 allows an unauthenticated attacker to download the backup file of the device, exposing critical information about the device configuration.

  2. May 9, 2025 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected

  • vendor intelbras sg_2404_mr_firmwareversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2023-36144

    Official CVE identifier

    cve.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-36144

    An authentication bypass in Intelbras Switch SG 2404 MR in firmware 1.00.54 allows an unauthenticated attacker to download the backup file of the device, exposing critical information about the device configuration.

    vulncheck.com

References