nuclei-templates/http/cves/2020/CVE-2020-18268.yaml

id: CVE-2020-18268

info:
  name: Z-Blog <=1.5.2 - Open Redirect
  author: 0x_Akoko
  severity: medium
  description: Z-Blog 1.5.2 and earlier contains an open redirect vulnerability via the redirect parameter in zb_system/cmd.php. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
  remediation: |
    Upgrade Z-Blog to version 1.5.3 or later to fix the open redirect vulnerability.
  reference:
    - https://github.com/zblogcn/zblogphp/issues/216
    - https://github.com/zblogcn/zblogphp/issues/209
    - https://nvd.nist.gov/vuln/detail/CVE-2020-18268
  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-2020-18268
    cwe-id: CWE-601
    epss-score: 0.00138
    epss-percentile: 0.49263
    cpe: cpe:2.3:a:zblogcn:z-blogphp:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: zblogcn
    product: z-blogphp
  tags: cve,cve2020,redirect,zblogphp,authenticated,zblogcn

http:
  - raw:
      - |
        POST /zb_system/cmd.php?act=verify HTTP/1.1
        Host: {{Hostname}}
        Content-Length: 81
        Content-Type: application/x-www-form-urlencoded
        Connection: close

        btnPost=Log+In&username={{username}}&password={{md5("{{password}}")}}&savedate=0
      - |
        GET /zb_system/cmd.php?atc=login&redirect=http://www.interact.sh HTTP/2
        Host: {{Hostname}}

    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1

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