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Fencer Vulns
high 8.6

CVE-2023-28649 json

The Hub in the Snap One OvrC cloud platform is a device used to centralize and manage nested devices connected to it.

published 2023-05-22 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32310

cvss
8.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

The Hub in the Snap One OvrC cloud platform is a device used to centralize and manage nested devices connected to it. A vulnerability exists in which an attacker could impersonate a hub and send device requests to claim already claimed devices. The OvrC cloud platform receives the requests but does not validate if the found devices are already managed by another user.

Patch / fix

  • Snap One OvrC Cloud 7.3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-136-01 updated cvss 8.6

Snap One OvrC Cloud (Update A)

  • Snap One OvrC Pro <7.3
    affected: vendor fix, mitigation “Snap One has released the following updates/fixes for the affected products:” control4.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Snap One OvrC Cloud

Classification

Weakness
  • CWE-413 Improper Resource Locking
  • CWE-20 Improper Input Validation

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.