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CVE-2021-24221— Quiz And Survey Master < 7.1.12 - Authenticated SQL injection via shortcode

Quick assessment

Affected
Unknown Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 插件是WordPress开源的一个应用插件。 Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress插件 7.1.12版本之前存在SQL注入漏洞，该漏洞源于插件未使用[qsm_result]短代码且没有id属性的页面对result_id GET参数进行清理，将其串联在SQL语句中并导致SQL注入。

AI Predicted 9.8 Difficulty: Trivial EPSS 1.89% · P79

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-24221

Vulnerability Information
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Vulnerability Title
Quiz And Survey Master < 7.1.12 - Authenticated SQL injection via shortcode
Source: CVE Program / CVE List V5
Vulnerability Description
The Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress plugin before 7.1.12 did not sanitise the result_id GET parameter on pages with the [qsm_result] shortcode without id attribute, concatenating it in a SQL statement and leading to an SQL injection. The lowest role allowed to use this shortcode in post or pages being author, such user could gain unauthorised access to the DBMS. If the shortcode (without the id attribute) is embed on a public page or post, then unauthenticated users could exploit the injection.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件 SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress插件 7.1.12版本之前存在SQL注入漏洞，该漏洞源于插件未使用[qsm_result]短代码且没有id属性的页面对result_id GET参数进行清理，将其串联在SQL语句中并导致SQL注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress 7.1.12 ~ 7.1.12 -

II. Public POCs for CVE-2021-24221

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III. Intelligence Information for CVE-2021-24221

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Patches & Fixes for CVE-2021-24221 (1)

Vendor Advisories for CVE-2021-24221 (1)

Same Patch Batch · Unknown · 2021-04-12 · 14 CVEs total

CVE-2021-24231 Patreon WordPress < 1.7.0 - CSRF to Disconnect Sites From Patreon
CVE-2021-24230 Patreon WordPress < 1.7.0 - CSRF to Overwrite/Create User Meta
CVE-2021-24229 Patreon WordPress < 1.7.2 - Reflected XSS on patreon_save_attachment_patreon_level AJAX ac
CVE-2021-24228 Patreon WordPress < 1.7.2 - Reflected XSS on Login Form
CVE-2021-24227 Patreon WordPress < 1.7.0 - Unauthenticated Local File Disclosure
CVE-2021-24226 AccessAlly < 3.5.7 - $_SERVER Superglobal Leakage
CVE-2021-24225 Advanced Booking Calendar < 1.6.7 - Authenticated Reflected Cross-Site Scripting (XSS)
CVE-2021-24224 Easy Form Builder <= 1.0 - Authenticated Arbitrary File Upload
CVE-2021-24223 N5 Upload Form <= 1.0 - Unauthenticated Arbitrary File Upload to RCE
CVE-2021-24222 WP-Curricul Vitea Free <= 6.3 - Unauthenticated Arbitrary File Upload to RCE
CVE-2021-24218 Facebook for WordPress 3.0.0-3.0.3 - CSRF to Stored XSS and Settings Deletion
CVE-2021-24217 Facebook for WordPress < 3.0.0 - PHP Object Injection with POP Chain
CVE-2021-24215 Controlled Admin Access < 1.5.2 - Improper Access Control & Privilege Escalation

IV. Related Vulnerabilities

Same product: Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress
Same vendor: Unknown
Same weakness: CWE-89

V. Comments for CVE-2021-24221

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