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Fencer Vulns
critical 9.8

CVE-2022-2641 json

Horner Automation’s RCC 972 with firmware version 15.40 has a static encryption key on the device.

published 2022-12-02 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34888

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

Horner Automation’s RCC 972 with firmware version 15.40 has a static encryption key on the device. This could allow an attacker to perform unauthorized changes to the device, remotely execute arbitrary code, or cause a denial-of-service condition.

Patch / fix

Vendor advisories

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

cisa ICSA-22-335-02 updated cvss 9.8

Horner Automation Remote Compact Controller

  • Horner Automation RCC 972 15.4
    affected: mitigation “RCC 972: Update to Firmware Version 15.60 or later” hornerautomation.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
total
Assessed
18 mo ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

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
NVD 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

  • Horner Automation Remote Compact Controller (RCC) 972

Classification

Weakness
  • CWE-321 Use of Hard-coded Cryptographic Key

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.