CVE-2021-47959— WordPress Plugin WPGraphQL 1.3.5 Denial of Service
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2021-47959
Vulnerability Information
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Vulnerability Title
WordPress Plugin WPGraphQL 1.3.5 Denial of Service
Source: NVD (National Vulnerability Database)
Vulnerability Description
WordPress Plugin WPGraphQL 1.3.5 contains a denial of service vulnerability that allows unauthenticated attackers to exhaust server resources by sending batched GraphQL queries with duplicated fields. Attackers can send POST requests to the GraphQL endpoint with amplified field duplication payloads to trigger server out-of-memory conditions and MySQL connection errors.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin WPGraphQL 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。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin WPGraphQL 1.3.5版本存在安全漏洞，该漏洞源于拒绝服务问题，可能导致未经身份验证的攻击者通过发送带有重复字段的批量GraphQL查询耗尽服务器资源。
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
II. Public POCs for CVE-2021-47959
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