CVE-2021-43471

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-521

Affected software

No affected versions have been published.

Timeline

Published: Dec 6, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-434749.8An Access Control vulnerability exists in D-Link DIR-823G REVA1 1.02B05 (Lastest) via any parameter in the HNAP1 function CVE-2021-434785.4A vulnerability exists in Hoosk 1.8.0 in /install/index.php, due to a failure to check if config.php already exists in the root directory, w CVE-2021-434799.8A Remote Code Execution (RCE) vulnerability exists in The-Secretary 2.5 via install.php.CVE-2021-43486.1The Ultimate GDPR & CCPA plugin for WordPress is vulnerable to unauthenticated settings import and export via the export_settings & import_s CVE-2021-434819.8An SQL Injection vulnerability exists in Webtareas 2.4p3 and earlier via the $uq HTTP POST parameter in editapprovalstage.php.CVE-2021-434838.0An Access Control vulnerability exists in CLARO KAON CG3000 1.00.67 in the router configuration, which could allow a malicious user to read CVE-2021-434849.8A Remote Code Execution (RCE) vulnerability exists in Simple Client Management System 1.0 in create.php due to the failure to validate the e CVE-2021-43498.8The Process Steps Template Designer plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.2.1 CVE-2021-434927.5AlquistManager branch as of commit 280d99f43b11378212652e75f6f3159cde9c1d36 is affected by a directory traversal vulnerability. This attack CVE-2021-434937.5ServerManagement master branch as of commit 49491cc6f94980e6be7791d17be947c27071eb56 is affected by a directory traversal vulnerability. Thi CVE-2021-434947.5OpenCV-REST-API master branch as of commit 69be158c05d4dd5a4aff38fdc680a162dd6b9e49 is affected by a directory traversal vulnerability. This CVE-2021-434957.5AlquistManager branch as of commit 280d99f43b11378212652e75f6f3159cde9c1d36 is affected by a directory traversal vulnerability in alquist/IO