A vulnerability exists in the RTU500 that allows for authenticated and authorized users to bypass secure update, if secure update feature was not enabled on all CMUs of a RTU500. If a malicious actor successfully exploits this vulnerability, they could use it to update the RTU500 with unsigned firmware.
Existe una vulnerabilidad en el RTU500 que permite a los usuarios autenticados y autorizados omitir la actualización segura. Si un actor malintencionado aprovecha con éxito esta vulnerabilidad, podría usarla para actualizar el RTU500 con firmware sin firmar.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | NETWORK |
|---|---|
| Attack Complexity | LOW |
| Privileges Required | HIGH |
| User Interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality Impact | HIGH |
| Integrity Impact | HIGH |
| Availability Impact | HIGH |
| Source | Type | Description |
|---|---|---|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary |
en
CWE-358
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