First published: Fri Oct 27 2023(Updated: )
A denial-of-service vulnerability was found in the firmware used in Lenovo printers, where users send illegal or malformed strings to an open port, triggering a denial of service that causes a display error and prevents the printer from functioning properly.
Credit: psirt@lenovo.com
Affected Software | Affected Version | How to fix |
---|---|---|
Lenovo Gm265dn Firmware | ||
Lenovo Gm265dn | ||
Lenovo Gm266dns Firmware | <02.06.00.04.00 | |
Lenovo Gm266dns | ||
Lenovo G263dns Firmware | <02.06.00.04.00 | |
Lenovo G263dns |
Upgrade printer firmware to the version (or later) listed in the Customer Mitigation section of LEN-101969 - https://iknow.lenovo.com.cn/detail/205041.html .
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The vulnerability ID is CVE-2022-3429.
The severity level of CVE-2022-3429 is medium (CVSS score of 6.5).
The vulnerability occurs when users send illegal or malformed strings to an open port, triggering a denial of service.
The denial-of-service vulnerability causes a display error and prevents the printer from functioning properly.
To fix the vulnerability, update the firmware of affected Lenovo printers to the latest version provided by Lenovo.