CVE-2022-21208

Published Aug 23, 2022

Last updated a year ago

Overview

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.
Source: report@snyk.io
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-1284

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:node-opcua_project:node-opcua:*:*:*:*:*:node.js:*:*",
            "vulnerable": true,
            "matchCriteriaId": "900AECE1-5AD5-4065-AE88-E02D6885B83C",
            "versionEndExcluding": "2.74.0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References