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I. Basic Information for CVE-2021-47865
Vulnerability Information
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Vulnerability Title
ProFTPD 1.3.7a - Remote Denial of Service
Source: NVD (National Vulnerability Database)
Vulnerability Description
ProFTPD 1.3.7a contains a denial of service vulnerability that allows attackers to overwhelm the server by creating multiple simultaneous FTP connections. Attackers can repeatedly establish connections using threading to exhaust server connection limits and block legitimate user access.
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
ProFTPD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ProFTPD是ProFTPD开源的一套可配置性强的开放源代码的FTP服务器软件。 ProFTPD 1.3.7a版本存在安全漏洞，该漏洞源于攻击者可创建多个同时FTP连接，可能导致服务器拒绝服务。
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
VendorProductAffected VersionsCPESubscribe
ProFTPDProFTPD 1.3.7a -
II. Public POCs for CVE-2021-47865
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.5-35B-A3B-UD-Q4_K_XL.gguf · 7914 chars
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III. Intelligence Information for CVE-2021-47865
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IV. Related Vulnerabilities
Same weakness: CWE-770
V. Comments for CVE-2021-47865

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