High severity7.7NVD Advisory· Published Aug 31, 2022· Updated Jun 17, 2026
CVE-2022-2003
CVE-2022-2003
Description
AutomationDirect DirectLOGIC is vulnerable to a specifically crafted serial message to the CPU serial port that will cause the PLC to respond with the PLC password in cleartext. This could allow an attacker to access and make unauthorized changes. 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;
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
12- cpe:2.3:o:automationdirect:d0-06aa_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06ar_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06da_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dd1-d_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dd1_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dd2-d_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dd2_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dr-d_firmware:*:*:*:*:*:*:*:*Range: <2.72
- cpe:2.3:o:automationdirect:d0-06dr_firmware:*:*:*:*:*:*:*:*Range: <2.72
<2.72+ 1 more
- (no CPE)range: <2.72
- (no CPE)range: D0-06DD1
- Range: <2.72
Patches
Vulnerability mechanics
References
2- www.cisa.gov/uscert/ics/advisories/icsa-22-167-02nvdPatchThird Party AdvisoryUS Government Resource
- www.cisa.gov/uscert/ics/advisories/icsa-22-167-03nvdPatchThird Party AdvisoryUS Government Resource
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