Cyber Resilience

CVE-2022-21208

High

Published: 23 August 2022

Published
23 August 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0112 78.6th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-21208 is a high-severity Improper Validation of Specified Quantity in Input (CWE-1284) vulnerability in Node-Opcua Project Node-Opcua. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 21.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

node-opcua project
node-opcua
≤ 2.74.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References