CVE-2022-1794

Plaintext Storage of a password in CODESYS V3 OPC DA Server

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Published Jul 11, 2022 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Description

The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

CODESYS

CODESYS OPC DA Server

affected

Version	Status	Constraints
`V3`	affected	≤ V3.5.18.20

Configuration 1 [-]

AND

cpe:2.3:a:codesys:opc_da_server:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-25074	The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.216% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17129&token=1c1485c4a700c04f2069699f5be7558d276ca117&download=

History

Jul 12, 2025 1:45 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00091}`	epss `{'score': 0.00119}`

Subscriptions

Codesys Opc Da Server

Microsoft Windows

Weaknesses

Sources

CVE record Updated: Sep 16, 2024, 8:38 PM

Status: PUBLISHED
Assigner: CERTVDE
Published: Jul 11, 2022, 10:40 AM
Updated: Sep 16, 2024, 8:38 PM
Reserved: May 18, 2022, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:23 AM

Status: Modified
Published: Jul 11, 2022, 11:15 AM
Modified: Jun 17, 2026, 4:23 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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