cve/2022/CVE-2022-24375.md

### [CVE-2022-24375](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24375)
![](https://img.shields.io/static/v1?label=Product&message=node-opcua&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%202.74.0%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Denial%20of%20Service%20(DoS)&color=brighgreen)

### 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.

### POC

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

#### Github
- https://github.com/claroty/opcua-exploit-framework