CVE-2022-24298

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
n/a	FreeOpcUa/freeopcua	< unspecified

References

https://github.com/FreeOpcUa/freeopcua/issues/391Issue Tracking, Third Party Advisory
https://security.snyk.io/vuln/SNYK-UNMANAGED-FREEOPCUAFREEOPCUA-2988720Third Party Advisory
https://github.com/FreeOpcUa/freeopcua/issues/391Issue Tracking, Third Party Advisory
https://security.snyk.io/vuln/SNYK-UNMANAGED-FREEOPCUAFREEOPCUA-2988720Third Party Advisory

Timeline

Published: Aug 23, 2022
Last modified: Jun 17, 2026
NVD status: Analyzed

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