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CVE-2004-0656

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Pure-FTPd是一款流行的FTP服务程序。 Pure-FTPd accept_client函数存在问题，远程攻击者可以利用这个漏洞对服务程序进行拒绝服务攻击。 用于设置新连接的accept_client函数存在一个缺陷，当最大连接数达到的时候，攻击者可以利用这个漏洞对服务程序进行拒绝服务攻击。

AI Predicted 5.3 Difficulty: Trivial EPSS 2.35% · P83

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2004-0656

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The accept_client function in PureFTPd 1.0.18 and earlier allows remote attackers to cause a denial of service by exceeding the maximum number of connections.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
PureFTPd Accept_Client远程拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pure-FTPd是一款流行的FTP服务程序。 Pure-FTPd accept_client函数存在问题，远程攻击者可以利用这个漏洞对服务程序进行拒绝服务攻击。 用于设置新连接的accept_client函数存在一个缺陷，当最大连接数达到的时候，攻击者可以利用这个漏洞对服务程序进行拒绝服务攻击。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2004-0656

# POC Description Source Link Shenlong Link
1 Pure-FTPd versions ≤ 1.0.18 are vulnerable to denial of service through connection limit exhaustion. The vulnerability occurs in the accept_client function when the maximum number of connections is exceeded, potentially causing the server to become unresponsive or crash. https://github.com/projectdiscovery/nuclei-templates/blob/main/network/cves/2004/CVE-2004-0656.yaml POC Details
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III. Intelligence Information for CVE-2004-0656

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Vendor Advisories for CVE-2004-0656 (1)

Other References for CVE-2004-0656 (2)

Same Patch Batch · n/a · 2004-07-13 · 39 CVEs total

CVE-2004-0676 Fastream NETFile FTP/Web Server输入验证错误漏洞
CVE-2004-0667 RSBAC 安全漏洞
CVE-2004-0668 IBM Lotus Domino Server Web访问恶意邮件查看远程拒绝服务漏洞
CVE-2004-0669 IBM Lotus Domino IMAP存储空间限额可更改漏洞
CVE-2004-0670 ZyXEL Prestige Router验证密码字段远程拒绝服务漏洞
CVE-2004-0671 Symantec Brightmail Anti-spam未授权信息泄露漏洞
CVE-2004-0672 Netegrity IdentityMinder Web Edition 跨站脚本(XSS)漏洞
CVE-2004-0673 SCI Photo聊天服务器跨站脚本漏洞
CVE-2004-0674 Enterasys XSR Security路由器记录路由远程拒绝服务漏洞
CVE-2004-0675 McMurtrey/Whitaker & Associates Cart32 GetLatestBuilds脚本跨站脚本攻击漏洞
CVE-2004-0666 Popclient电子邮件信息缓冲区溢出漏洞
CVE-2004-0677 Fastream NETFile FTP 服务器服务拒绝漏洞
CVE-2004-0678 12Planet Chat Server跨站脚本漏洞
CVE-2004-0679 Unreal IRCD Cloak.C IP地址泄露漏洞
CVE-2004-0680 Zoom Model 5560 X3 Ethernet ADSL Modem默认后门帐户漏洞
CVE-2004-0681 Comersus Open Technologies Comersus Cart多个安全漏洞
CVE-2004-0682 Comersus Open Technologies Comersus Cart多个安全漏洞
CVE-2004-0683 Symantec Norton AntiVirus 2002 and 2003 服务拒绝漏洞
CVE-2004-0684 WebSphere Edge Component Caching Proxy服务拒绝漏洞
CVE-2004-0657 ntpd 输入验证错误漏洞

Showing top 20 of 39 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2004-0656

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