VULNERABILITY INTELLIGENCE

CVE-2021-43471

CVSS score7.5 HIGH
EPSS probability1.49%
CISA KEVNot currently listed
Published2021-12-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-521

Primary references