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Fencer Vulns
high 7.5

CVE-2023-51571 json

Voltronic Power ViewPower Pro SocketService Missing Authentication Denial-of-Service Vulnerability

published 2024-04-01 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56283

cvss
7.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

Voltronic Power ViewPower Pro SocketService Missing Authentication Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Voltronic Power ViewPower Pro. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the SocketService module, which listens on UDP port 41222 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-21162.

Vendor advisories

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

cisa ICSA-24-023-03 updated cvss 7.5

Voltronic Power ViewPower Pro

  • Voltronic Power ViewPower Pro 2.0-22165
    affected: mitigation “Voltronic Power did not respond to CISA's attempts at coordination. Users of Voltronic Power products are encouraged to contact Voltronic Power and keep their systems up to date.”

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
2 y ago

Exploit prediction

0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Voltronic Power ViewPower Pro
  • voltronicpower viewpower_pro

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.