CVE-2021-47949— CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack
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I. Basic Information for CVE-2021-47949
Vulnerability Information
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Vulnerability Title
CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack
Source: NVD (National Vulnerability Database)
Vulnerability Description
CyberPanel 2.1 contains a command execution vulnerability that allows authenticated attackers to read arbitrary files and execute remote code by exploiting symlink attacks through the filemanager controller endpoint. Attackers can manipulate the completeStartingPath parameter in POST requests to /filemanager/controller to create symbolic links, read sensitive files like database credentials, and execute arbitrary shell commands through the /websites/fetchFolderDetails endpoint.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cyberpanel | CyberPanel | <= 2.1 | - |
II. Public POCs for CVE-2021-47949
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
V. Comments for CVE-2021-47949
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