CVE-2023-6933— Better Search Replace <= 1.4.4 - Unauthenticated PHP Object Injection
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I. Basic Information for CVE-2023-6933
Vulnerability Information
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Vulnerability Title
Better Search Replace <= 1.4.4 - Unauthenticated PHP Object Injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Better Search Replace plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.4.4 via deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin Better Search Replace 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 Better Search Replace 1.4.4 版本及之前版本存在安全漏洞，该漏洞源于通过不可信输入的反序列化而受到 PHP 对象注入的攻击。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| wpengine | Better Search Replace | * ~ 1.4.4 | - |
II. Public POCs for CVE-2023-6933
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Introduction to CVE-2023-6933 Vulnerability | https://github.com/w2xim3/CVE-2023-6933 | POC Details |
| 2 | None | https://github.com/Trex96/vulnerable-bsr-lab-CVE-2023-6933 | POC Details |
| 3 | The Better Search Replace plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.4.4 via deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-6933.yaml | POC Details |
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IV. Related Vulnerabilities
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