What’s Vulnerable › Vulnerabilities
CVE-2021-43471
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.5% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2021-12-06 · updated 2026-06-17
- Weakness: CWE-521
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.
Affected products
- Canon Lbp223Dw Firmware: all versions
References
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