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Fencer Vulns
critical 9.1

CVE-2022-28223 json

Tekon KIO devices through 2022-03-30 allow an authenticated admin user to escalate privileges to root by uploading a malicious Lua plugin.

published 2022-03-30 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-32676

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

Tekon KIO devices through 2022-03-30 allow an authenticated admin user to escalate privileges to root by uploading a malicious Lua plugin.

Exploit prediction

1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.1 CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:H/S:C/UI:N
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Vulns 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.