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Fencer Vulns
high 8.8

CVE-2023-22906 json

Hero Qubo HCD01_02_V1.38_20220125 devices allow TELNET access with root privileges by default, without a password.

published 2023-07-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27008

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

Hero Qubo HCD01_02_V1.38_20220125 devices allow TELNET access with root privileges by default, without a password.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
23 mo ago

Exploit prediction

0.79% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • twitter.com https://twitter.com/ayyappan162010/status/1610764707753000960 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/nonamecoder/CVE-2023-22906 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • heroelectronix qubo_hcd01
  • heroelectronix qubo_hcd02

Classification

Weakness
  • CWE-306 Missing Authentication for Critical Functionality

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.