Denial of Service Vulnerability in Canon LBP223 Printers: Unauthenticated Remote Shutdown Exploit

CVE-2021-43471 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

In Canon LBP223 printers, the System Manager Mode login does not require an account password or PIN. An attacker can remotely shut down the device after entering the background, creating a denial of service vulnerability.

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