How severe is CVE-2022-2003?

CVE-2022-2003 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2022-2003 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-2003?

CVE-2022-2003 primarily affects Automationdirect D0-06dd1 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-2003?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-2003 published?

CVE-2022-2003 was published on 2022-08-31 and last updated on 2026-06-17.

CVE-2022-2003

CVE-2022-2003 is a high-severity vulnerability in Automationdirect D0-06dd1 Firmware with a CVSS 3.x base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-319
Affected product: Automationdirect D0-06dd1 Firmware
Published: 2022-08-31
Last modified: 2026-06-17

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;

Frequently asked questions

What is CVE-2022-2003?: 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;
How severe is CVE-2022-2003?: CVE-2022-2003 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2022-2003 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-2003?: CVE-2022-2003 primarily affects Automationdirect D0-06dd1 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-2003?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-2003 published?: CVE-2022-2003 was published on 2022-08-31 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:automationdirect:d0-06dd1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06dd2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06dr_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06da_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06ar_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06aa_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06dd1-d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06dd2-d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:d0-06dr-d_firmware:*:*:*:*:*:*:*:*

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