CVE-2022-24298 - Vulnerability Details - OpenCVE

All versions of package freeopcua/freeopcua are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.

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

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00491.

Key SSVC decision points have not yet been added.

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

FreeOpcUa/freeopcua

affected

Version	Status	Constraints
`0`	affected	< unspecified

Configuration 1 [-]

cpe:2.3:a:freeopcua:freeopcua:-:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Freeopcua Subscribe	Freeopcua Subscribe

Advisories

Source	ID	Title
EUVD	EUVD-2022-29199	All versions of package freeopcua/freeopcua are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/FreeOpcUa/freeopcua/issues/391
https://security.snyk.io/vuln/SNYK-UNMANAGED-FREEOPCUAFREEOPCUA-2988720

History

Tue, 03 Mar 2026 19:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Freeopcua Freeopcua freeopcua
CPEs	cpe:2.3:a:freeopcua_project:freeopcua::::::::	cpe:2.3:a:freeopcua:freeopcua:-:::::::*
Vendors & Products	Freeopcua Project Freeopcua Project freeopcua	Freeopcua Freeopcua freeopcua

Projects

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MITRE

Status: PUBLISHED

Assigner: snyk

Published: 2022-08-23T05:06:46.768Z

Updated: 2024-09-17T03:52:58.910Z

Reserved: 2022-02-24T00:00:00.000Z

Link: CVE-2022-24298

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-08-23T05:15:07.760

Modified: 2026-03-03T19:11:34.760

Link: CVE-2022-24298

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

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