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Findings

Vulnerability · CVE-2022-28912

TOTOLINK n600r_firmware Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Published Apr 19, 2025 · corrected/updated Apr 19, 2025 · TOTOLINK n600r_firmware · evidence confidence very high

TOTOLink N600R V5.3c.7159_B20190425 was discovered to contain a command injection vulnerability via the filename parameter in /setting/setUpgradeFW.

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-2022-28912 is a unknown public vulnerability record for TOTOLINK n600r_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 TOTOLINK n600r_firmware is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: TOTOLINK n600r_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: 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 Apr 19, 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. Apr 19, 2025 · VulnCheck KEV

    Detected

    TOTOLink N600R V5.3c.7159_B20190425 was discovered to contain a command injection vulnerability via the filename parameter in /setting/setUpgradeFW.

  2. Apr 19, 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 TOTOLINK n600r_firmwareversion unspecified

Sources

  • VulnCheck KEVConfirmed exploitationCVE-2022-28912

    TOTOLink N600R V5.3c.7159_B20190425 was discovered to contain a command injection vulnerability via the filename parameter in /setting/setUpgradeFW.

    vulncheck.com

References