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CVE-2020-36670— NEX-Forms <= 7.7.1 - Missing Authorization on Various AJAX Actions

Quick assessment

Affected
webaways NEX-Forms – Ultimate Forms 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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin NEX-Forms 7.7.1及之前版本存在安全漏洞，该漏洞源于缺少对多个AJAX操作的功能检查，容易发生未经授权的数据泄露和修改，攻击者利用该漏洞可以执行修改表单提交记录、删除文件、发送测试电子邮件、修改插件设置等操作。

CVSS 6.3 · Medium EPSS 0.55% · P45
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I. Basic Information for CVE-2020-36670

Vulnerability Information
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Vulnerability Title
NEX-Forms <= 7.7.1 - Missing Authorization on Various AJAX Actions
Source: CVE Program / CVE List V5
Vulnerability Description
The NEX-Forms. plugin for WordPress is vulnerable to unauthorized disclosure and modification of data in versions up to, and including 7.7.1 due to missing capability checks on several AJAX actions. This makes it possible for authenticated attackers with subscriber level permissions and above to invoke these functions which can be used to perform actions like modify form submission records, deleting files, sending test emails, modifying plugin settings, and more.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin NEX-Forms 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin NEX-Forms 7.7.1及之前版本存在安全漏洞，该漏洞源于缺少对多个AJAX操作的功能检查，容易发生未经授权的数据泄露和修改，攻击者利用该漏洞可以执行修改表单提交记录、删除文件、发送测试电子邮件、修改插件设置等操作。
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
webaways NEX-Forms – Ultimate Form Builder – Contact forms and much more * ~ 7.7.1 -

II. Public POCs for CVE-2020-36670

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III. Intelligence Information for CVE-2020-36670

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Patches & Fixes for CVE-2020-36670 (1)

Vendor Advisories for CVE-2020-36670 (1)

IV. Related Vulnerabilities

Same product: NEX-Forms – Ultimate Forms Plugin for WordPress
Same vendor: webaways
Same weakness: CWE-862

V. Comments for CVE-2020-36670

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