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Fencer Vulns
critical 9.8

CVE-2022-3203 json

ORing net IAP-420(+) Hidden Functionality

published 2022-10-21 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-42620

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

On ORing net IAP-420(+) with FW version 2.0m a telnet server is enabled by default and cannot permanently be disabled. You can connect to the device via LAN or WiFi with hardcoded credentials and get an administrative shell. These credentials are reset to defaults with every reboot.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
18 mo ago

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • mads.uniud.it https://mads.uniud.it/2022/09/lord-of-the-orings/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • ORing IAP-420(+)

Classification

Weakness

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.