CVE-2022-21208
Uncontrolled Resource Consumption in node-opcua
7.5
HIGH
CVSS 3.1
EPSS 1.1%
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.
How to fix CVE-2022-21208
To remediate CVE-2022-21208, upgrade the affected package to a fixed version below.
- —upgrade to 2.74.0 or later
Is CVE-2022-21208 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.74.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |