CVE-2021-43786 API token verification can be bypassed

2021-11-2919:30:17

CWE-287

GitHub_M

www.cve.org

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.8%

JSON

Nodebb is an open source Node.js based forum software. In affected versions incorrect logic present in the token verification step unintentionally allowed master token access to the API. The vulnerability has been patch as of v1.18.5. Users are advised to upgrade as soon as possible.

CNA Affected

[
  {
    "product": "NodeBB",
    "vendor": "NodeBB",
    "versions": [
      {
        "status": "affected",
        "version": ">= 1.15.0, < 1.18.5"
      }
    ]
  }
]