---
cve: "CVE-2022-2003"
severity: "HIGH"
cvss: 7.7
epss: "0.8%"
vendor: "AutomationDirect"
kev: false
exploited: false
published: "2022-08-31 16:15:10"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-11-09T10:24:53+01:00"
---

# CVE-2022-2003

> 7.7 HIGH

## Beschreibung

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;

## CNA-Record (Kanon, cvelistV5)

- CNA: **icscert**
- State: PUBLISHED
- Stand: 2025-04-16 17:49:17
- CNA-CVSS: **7.7** (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **total**

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Schwachstellen-Klasse

- **CWE-319** — Cleartext Transmission of Sensitive Information
  The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.

## Angriffsmuster (CAPEC)

- [CAPEC-65 — Sniff Application Code](https://capec.mitre.org/data/definitions/65.html) _(Severity: High)_
- [CAPEC-102 — Session Sidejacking](https://capec.mitre.org/data/definitions/102.html) _(Severity: High)_
- [CAPEC-117 — Interception](https://capec.mitre.org/data/definitions/117.html) _(Severity: Medium)_
- [CAPEC-383 — Harvesting Information via API Event Monitoring](https://capec.mitre.org/data/definitions/383.html) _(Severity: Low)_
- [CAPEC-477 — Signature Spoofing by Mixing Signed and Unsigned Content](https://capec.mitre.org/data/definitions/477.html) _(Severity: High)_

## ATT&CK-Techniken

- [T1040 — Network Sniffing](https://attack.mitre.org/techniques/T1040/)
- [T1056.004 — Input Capture: Credential API Hooking](https://attack.mitre.org/techniques/T1056/004/)

## Referenzen

- <https://www.cisa.gov/uscert/ics/advisories/icsa-22-167-02>
- <https://www.cisa.gov/uscert/ics/advisories/icsa-22-167-03>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2022-2003/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_