What’s Vulnerable › Vulnerabilities
CVE-2022-34886
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-10-27 · updated 2026-06-17
- Weakness: CWE-120
Description
A remote code execution vulnerability was found in the firmware used in some Lenovo printers, which can be caused by a remote user pushing an illegal string to the server-side interface via a script, resulting in a stack overflow.
Affected products
- Lenovo G263Dns Firmware: before 02.06.00.04.00 — fixed in 02.06.00.04.00
- Lenovo Gm265Dn Firmware: all versions
- Lenovo Gm266Dns Firmware: before 02.06.00.04.00 — fixed in 02.06.00.04.00
How to fix
Upgrade to a fixed version: Lenovo G263Dns Firmware 02.06.00.04.00; Lenovo Gm266Dns Firmware 02.06.00.04.00. Check the vendor advisory for mitigations.
References
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