CVE-2022-2003 AutomationDirect DirectLOGIC with Serial Communication Cleartext Transmission
A crafted serial message causes the PLC to leak its password in cleartext, enabling unauthorized access and modification.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-2003?
CVE-2022-2003 is a high-severity vulnerability in AutomationDirect DirectLOGIC D0-06 series CPUs, published on 31 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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;
Weakness: CWE-319
Which versions are affected by CVE-2022-2003?
It affects 9 products.
Products include Automationdirect D0-06aa Firmware, Automationdirect D0-06ar Firmware, Automationdirect D0-06da Firmware, Automationdirect D0-06dd1-D Firmware, Automationdirect D0-06dd1 Firmware, Automationdirect D0-06dd2-D Firmware and 3 more.
How do I fix CVE-2022-2003?
No fix has been published for CVE-2022-2003 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-2003 being exploited?
There is no known exploitation of CVE-2022-2003 in the wild and no public exploit code.
Other vulnerabilities in AutomationDirect DirectLOGIC D0-06 series CPUs
Sources
Also known as GHSA-cwvq-v3mj-c66c.