AutomationDirect DirectLOGIC with Ethernet Communication Uncontrolled Resource Consumption
Priority MEDIUM 41CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.
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;
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01034 64th percentileScored 2026-11-07
Fix Fixed DirectLOGIC D0-06 series CPUs (AutomationDirect): 2.72
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AutomationDirect | DirectLOGIC D0-06 series CPUs | D0-06DD1 to before 2.72; D0-06DD2 to before 2.72; D0-06DR to before 2.72; D0-06DA to before 2.72; D0-06AR to before 2.72; D0-06AA to before 2.72; D0-06DD1-D to before 2.72; D0-06DD2-D to before 2.72; D0-06DR-D to before 2.72 | 2.72 | Patch available | CNA |
- DirectLOGIC D0-06 series CPUs VendorAutomationDirect Affected D0-06DD1 to before 2.72; D0-06DD2 to before 2.72; D0-06DR to before 2.72; D0-06DA to before 2.72; D0-06AR to before 2.72; D0-06AA to before 2.72; D0-06DD1-D to before 2.72; D0-06DD2-D to before 2.72; D0-06DR-D to before 2.72 Fixed in 2.72 Patch available CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:automationdirect:d0-06dd1_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06dd2_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dd2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06dr_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06da_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06da:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06ar_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06ar:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
- cpe:2.3:o:automationdirect:d0-06dd1_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06dd2_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dd2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06dr_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06da_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06da:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06ar_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06ar:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:automationdirect:d0-06aa_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06aa:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06dd1-d_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dd1-d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06dd2-d_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dd2-d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:o:automationdirect:d0-06dr-d_firmware:*:*:*:*:*:*:*:* | before 2.72 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:d0-06dr-d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
- cpe:2.3:o:automationdirect:d0-06aa_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06aa:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06dd1-d_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dd1-d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06dd2-d_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dd2-d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:o:automationdirect:d0-06dr-d_firmware:*:*:*:*:*:*:*:* Versions before 2.72 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:d0-06dr-d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
Remediation
- Fix · CNA DirectLOGIC D0-06 series CPUs (AutomationDirect) Fixed in 2.72
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
AutomationDirect DirectLOGIC D0-06 series CPUs 2.72
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-01858 AutomationDirect DirectLOGIC with Serial Communication Cleartext TransmissionPriority MEDIUM 43
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2004
- 2026-10-03 Alias added: GHSA-5pc3-4p3v-hv92
References
More AutomationDirect D0-06aa Firmware vulnerabilities
- TI-2022-01858 AutomationDirect DirectLOGIC with Serial Communication Cleartext Transmission CVSS 3.1CRITICAL 9.1
Sources
- CVE-2022-2004 · CVE Program
- CVE-2022-2004 · NVD
- FIRST EPSS
- GHSA-5pc3-4p3v-hv92 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences