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OpenAdvisories
High · 7.5 CVE-2022-21208 EUVD-2022-6479GHSA-4hr4-pjjh-2q2w

Denial of Service (DoS)

Published Aug 23, 2022 · Updated Sep 16, 2024 · Assigned by snyk

Description

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.

Affected products

VendorProductAffectedFixed
— node-opcua unspecified – < 2.74.0 2.74.0

Affected packages

EcosystemPackageAffectedFixedRecord
npm node-opcua < 2.74.0 2.74.0 GHSA-4hr4-pjjh-2q2w

References