Resource exhaustion in Node-Opcua Project

CVE-2022-24375

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.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.012 (66.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-24375?
CVE-2022-24375 is a high-severity vulnerability in Node-Opcua Project, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2022-08-24.
How severe is CVE-2022-24375?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-24375 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.