CVE-2020-27602

Published Sep 29, 2022

Last updated 2 years ago

CVSS critical 9.8

Overview

Description: BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-74

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "65958351-4719-44DC-8032-96E259A03862",
            "versionEndExcluding": "2.2.7"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References