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Mastodon Prototype Pollution Vulnerability

ID: CVE-2022-0432

Severity: medium

Author: pikpikcu

Tags: cve,cve2022,mastodon,prototype,huntr,joinmastodon

Description

Section titled “Description”

The GitHub repository mastodon/mastodon prior to 3.5.0 contains a Prototype Pollution vulnerability.

YAML Source

Section titled “YAML Source”
id: CVE-2022-0432


info:
  name: Mastodon Prototype Pollution Vulnerability
  author: pikpikcu
  severity: medium
  description: The GitHub repository mastodon/mastodon prior to 3.5.0 contains a Prototype Pollution vulnerability.
  impact: |
    Remote code execution
  remediation: |
    Apply the latest security patches and updates provided by the Mastodon project to mitigate the vulnerability.
  reference:
    - https://github.com/mastodon/mastodon/commit/4d6d4b43c6186a13e67b92eaf70fe1b70ea24a09
    - https://drive.google.com/file/d/1vpZ0CcmFhTEUasLTPUBf8o-4l7G6ojtG/view
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0432
    - https://huntr.dev/bounties/d06da292-7716-4d74-a129-dd04773398d7
    - https://github.com/ARPSyndicate/cvemon
  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-2022-0432
    cwe-id: CWE-1321
    epss-score: 0.001
    epss-percentile: 0.41295
    cpe: cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: joinmastodon
    product: mastodon
  tags: cve,cve2022,mastodon,prototype,huntr,joinmastodon


http:
  - method: GET
    path:
      - '{{BaseURL}}/embed.js'


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "if (data.type !== 'setHeight' || !iframes[data.id]) {"


      - type: status
        status:
          - 200
# digest: 490a0046304402207a7123642266416c5a27e30bb920845cbadc2f0fd955dfb2230bd2a0f9921ab102205d04f1b2e28d119106a7191c69b7dc2e24d1da54e26217302a2b33f9f81d4082:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2022/CVE-2022-0432.yaml"

View on Github