CVE-2022-2004— AutomationDirect DirectLOGIC with Ethernet Communication Uncontrolled Resource Consumption
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I. Basic Information for CVE-2022-2004
Vulnerability Information
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Vulnerability Title
AutomationDirect DirectLOGIC with Ethernet Communication Uncontrolled Resource Consumption
Source: NVD (National Vulnerability Database)
Vulnerability Description
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;
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
AutomationDirect DirectLOGIC 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AutomationDirect DirectLOGIC是美国AutomationDirect公司的一种可编程逻辑控制器。 AutomationDirect DirectLOGIC存在资源管理错误漏洞。攻击者利用该漏洞将特制的数据包连续发送到PLC，以阻止DirectSoft和其他设备的访问，从而造成拒绝服务的情况。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| AutomationDirect | DirectLOGIC D0-06 series CPUs | D0-06DD1 ~ 2.72 | - |
II. Public POCs for CVE-2022-2004
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.cisa.gov/uscert/ics/advisories/icsa-22-167-03x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2022-2004
Same Patch Batch · AutomationDirect · 2022-08-31 · 5 CVEs total
| CVE-2022-2485 | 9.6 CRITICAL | AutomationDirect Stride Field I/O Cleartext Transmission of Sensitive Information |
| CVE-2022-2006 | 7.8 HIGH | AutomationDirect C-more EA9 HMI Uncontrolled Search Path Element |
| CVE-2022-2003 | 7.7 HIGH | AutomationDirect DirectLOGIC with Serial Communication Cleartext Transmission |
| CVE-2022-2005 | 7.5 HIGH | AutomationDirect C-more EA9 HMI Cleartext Transmission |
IV. Related Vulnerabilities
Same vendor: AutomationDirect
- CVE-2025-25051
AutomationDirect CLICK Programmable Logic Controller Plainte - CVE-2025-67652
AutomationDirect CLICK Programmable Logic Controller Weak En - CVE-2025-60023
AutomationDirect Productivity Suite Relative Path Traversal - CVE-2025-59776
AutomationDirect Productivity Suite Relative Path Traversal - CVE-2025-58429
AutomationDirect Productivity Suite Relative Path Traversal
Same weakness: CWE-400
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V. Comments for CVE-2022-2004
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