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Fencer Intel
high 7.5

CVE-2022-2004 json

AutomationDirect DirectLOGIC with Ethernet Communication Uncontrolled Resource Consumption

published 2022-08-31 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34310

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

AutomationDirect DirectLOGIC is vulnerable to a a specially crafted packet can be sent continuously to the PLC to prevent access from DirectSoft and other devices, causing a denial-of-service condition. This issue affects: AutomationDirect DirectLOGIC D0-06 series CPUs D0-06DD1 versions prior to 2.72; D0-06DD2 versions prior to 2.72; D0-06DR versions prior to 2.72; D0-06DA versions prior to 2.72; D0-06AR versions prior to 2.72; D0-06AA versions prior to 2.72; D0-06DD1-D versions prior to 2.72; D0-06DD2-D versions prior to 2.72; D0-06DR-D versions prior to 2.72;

Patch / fix

  • AutomationDirect DirectLOGIC D0-06 series CPUs 2.72

Vendor advisories

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

cisa ICSA-22-167-03 updated cvss 7.5

AutomationDirect DirectLOGIC with Ethernet

  • Automation Direct D0-05AA < 5.41 Automation Direct D0-05AD < 5.41 Automation Direct D0-05AR < 5.41 Automation Direct D0-05DA < 5.41 Automation Direct D0-05DD < 5.41 Automation Direct D0-05DD-D < 5.41
    +20 more products
    Automation Direct D0-05DR < 5.41 Automation Direct D0-05DR-D < 5.41 Automation Direct D0-06AA < 2.72 Automation Direct D0-06AR < 2.72 Automation Direct D0-06DA < 2.72 Automation Direct D0-06DD1 < 2.72 Automation Direct D0-06DD1-D < 2.72 Automation Direct D0-06DD2 < 2.72 Automation Direct D0-06DD2-D < 2.72 Automation Direct D0-06DR < 2.72 Automation Direct D0-06DR-D < 2.72 Automation Direct D2-240 Automation Direct D2-250 Automation Direct D2-250-1 < 4.91 Automation Direct D2-260 < 2.71 Automation Direct D2-262 < 1.06 Automation Direct D4-430 Automation Direct D4-440 Automation Direct D4-450 Automation Direct D4-454 < 1.04
    affected: mitigation “CVE-2022-2004: Secure physical access.” support.automationdirect.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
18 mo ago

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

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

Affected products

  • AutomationDirect DirectLOGIC D0-06 series CPUs

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel 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.