CVE-2022-22510

CODESYS: Null Pointer Dereference in CODESYS PROFINET stack

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Published Feb 2, 2022 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.

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

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:codesys:profinet:4.2.0.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update to CODESYS PROFINET V4.2.1.0

Vendor Workaround

CODESYS GmbH recommends using the available software update to fix the vulnerability.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-27656	Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.972% 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=17020&token=9acf91a2b5e1719ff71a019e86c3e8e411bfd252&download=

History

No history.

Subscriptions

Codesys Profinet

Weaknesses

CWE-476

Sources

CVE record Updated: Sep 17, 2024, 1:06 AM

Status: PUBLISHED
Assigner: CERTVDE
Published: Feb 2, 2022, 12:26 PM
Updated: Sep 17, 2024, 1:06 AM
Reserved: Jan 3, 2022, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:28 AM

Status: Modified
Published: Feb 2, 2022, 1:15 PM
Modified: Jun 17, 2026, 4:28 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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