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Fencer Vulns
critical 9.1

CVE-2020-10612 json

Opto 22 SoftPAC Project Version 9.6 and prior.

published 2020-05-14 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3060

cvss
9.1
version 3.1, NVD
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

Opto 22 SoftPAC Project Version 9.6 and prior. SoftPACAgent communicates with SoftPACMonitor over network Port 22000. However, this port is open without any restrictions. This allows an attacker with network access to control the SoftPACAgent service including updating SoftPAC firmware, starting or stopping service, or writing to certain registry values.

Vendor advisories

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

cisa ICSA-20-135-01 updated cvss 9.1

Opto 22 SoftPAC Project

  • Opto 22 SoftPAC Project <= 9.6
    affected: mitigation “Opto 22 released PAC Project 10.3 it is available for download” opto22.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

Exploit prediction

1.07% 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
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

Affected products

  • n/a Opto 22 SoftPAC Project

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.