Description

The package node-opcua before 2.74.0 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.

Remediation

References

https://github.com/node-opcua/node-opcua/commit/3fd46ec156e7718a506be41f3916310b6bdd0407

https://github.com/node-opcua/node-opcua/commit/7b5044b3f5866fbedc3efabd05e407352c07bd2f

https://github.com/node-opcua/node-opcua/pull/1182

https://security.snyk.io/vuln/SNYK-JS-NODEOPCUA-2988725

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Severity

High

Classification

CWE-400 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Patch Third Party Advisory VDB Entry