The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-6479 The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.
Github GHSA Github GHSA GHSA-4hr4-pjjh-2q2w Uncontrolled Resource Consumption in node-opcua
Fixes

Solution

No solution given by the vendor.


Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: snyk

Published:

Updated: 2024-09-16T23:05:25.933Z

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

Link: CVE-2022-21208

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-08-23T05:15:07.643

Modified: 2024-11-21T06:44:06.843

Link: CVE-2022-21208

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses