CVE-2016-20052— Snews CMS 1.7 Unrestricted File Upload via snews_files
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I. Basic Information for CVE-2016-20052
Vulnerability Information
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Vulnerability Title
Snews CMS 1.7 Unrestricted File Upload via snews_files
Source: NVD (National Vulnerability Database)
Vulnerability Description
Snews CMS 1.7 contains an unrestricted file upload vulnerability that allows unauthenticated attackers to upload arbitrary files including PHP executables to the snews_files directory. Attackers can upload malicious PHP files through the multipart form-data upload endpoint and execute them by accessing the uploaded file path to achieve remote code execution.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
sNews 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
sNews是sNews CMS个人开发者的一个基于PHP的轻量级内容管理系统。 sNews 1.7版本存在代码问题漏洞，该漏洞源于存在不受限制的文件上传功能，可能导致未经身份验证的攻击者上传任意文件（包括PHP可执行文件）到snews_files目录，从而实现远程代码执行。
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 |
|---|---|---|---|---|
| Snewscms | Snews CMS upload sheller | 1.7 | - |
II. Public POCs for CVE-2016-20052
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- Snews CMS 1.7 Unrestricted File Upload via snews_files | Advisories | VulnCheckthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-20052
IV. Related Vulnerabilities
Same weakness: CWE-434
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CI4MS: Unrestricted PHP File Upload via Theme Installation L
V. Comments for CVE-2016-20052
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