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Fencer Intel
medium 6.5

CVE-2022-3429 json

A denial-of-service vulnerability was found in the firmware used in Lenovo printers, where users send illegal or malformed strings to an op…

published 3y ago modified 4mo ago also EUVD-2022-42805

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

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.

Patch / fix

  • Lenovo Printer GM265DN (production date June 2022 and before) 01.00.20N
  • Lenovo Printer GM265DN (production date July 2022 and later) 01.17.00.03.00
  • Lenovo Printer GM266DNS 02.06.00.04.00
  • Lenovo Printer G263DNS 02.06.00.04.00

Is CVE-2022-3429 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2y ago

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Lenovo Printer GM265DN (production date June 2022 and before)
  • Lenovo Printer GM265DN (production date July 2022 and later)
  • Lenovo Printer GM266DNS
  • Lenovo Printer G263DNS

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.