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CVE-2024-8856— WordPress plugin Backup and Staging by WP Time Capsule 代码问题漏洞

一分钟漏洞结论

影响对象
revmakx Backup and Staging by WP Time Capsule
利用判断
存在公开或 AI PoC，应优先验证
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。

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 Backup and Staging by WP Time Capsule 1.22.21版本及之前版本存在代码问题漏洞，该漏洞源于UploadHandler.php文件中缺少文件类型验证且没有直接文件访问预防，因此导致任意文

CVSS 9.8 · Critical EPSS 94.14% · P100
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一、 漏洞 CVE-2024-8856 基础信息

漏洞信息
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Vulnerability Title
Backup and Staging by WP Time Capsule <= 1.22.21 - Unauthenticated Arbitrary File Upload
来源: CVE Program / CVE List V5
Vulnerability Description
The Backup and Staging by WP Time Capsule plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the the UploadHandler.php file and no direct file access prevention in all versions up to, and including, 1.22.21. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
来源: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
来源: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Backup and Staging by WP Time Capsule 代码问题漏洞
来源: 中国国家信息安全漏洞库 CNNVD
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 Backup and Staging by WP Time Capsule 1.22.21版本及之前版本存在代码问题漏洞，该漏洞源于UploadHandler.php文件中缺少文件类型验证且没有直接文件访问预防，因此导致任意文
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

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受影响产品

厂商 产品 影响版本 CPE 订阅
revmakx Backup and Staging by WP Time Capsule * ~ 1.22.21 -

二、漏洞 CVE-2024-8856 的公开POC

# POC 描述 源链接 神龙链接
1 WordPress WP Time Capsule Plugin Arbitrary File Upload Vulnerability https://github.com/ubaii/CVE-2024-8856 POC详情
2 This tool scans WordPress websites for vulnerabilities in the WP Time Capsule plugin related to CVE-2024-8856. It identifies plugin versions below 1.22.22 as vulnerable and logs results to vuln.txt. Simple and efficient, it helps security researchers and admins detect and address risks quickly. https://github.com/Jenderal92/CVE-2024-8856 POC详情
3 WordPress WP Time Capsule Plugin Arbitrary File Upload Vulnerability https://github.com/ubaydev/CVE-2024-8856 POC详情
4 The Backup and Staging by WP Time Capsule plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the the UploadHandler.php file and no direct file access prevention in all versions up to, and including, 1.22.21. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-8856.yaml POC详情
5 None https://github.com/Evillm/CVE-2024-8856-PoC POC详情
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三、漏洞 CVE-2024-8856 的情报信息

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CVE-2024-8856 补丁与修复 (2)

IV. Related Vulnerabilities

Same product: Backup and Staging by WP Time Capsule
Same vendor: revmakx
Same weakness: CWE-434

V. Comments for CVE-2024-8856

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