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CVE-2019-20176

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FTP（文件传输协议）服务器。 Pure-FTPd 1.0.49版本中的ls.c文件的‘listdir’函数存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（栈耗尽）。

AI Predicted 5.3 Difficulty: Moderate EPSS 4.37% · P91

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2019-20176

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c.
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
Pure-FTPd 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pure-FTPd是一款FTP（文件传输协议）服务器。 Pure-FTPd 1.0.49版本中的ls.c文件的‘listdir’函数存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（栈耗尽）。
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-2019-20176

# POC Description Source Link Shenlong Link
1 Pure-FTPd versions prior to 1.0.50 are vulnerable to resource exhaustion leading to denial of service. The vulnerability occurs in the listdir() function when processing crafted LIST commands, causing stack exhaustion that can crash the FTP server. https://github.com/projectdiscovery/nuclei-templates/blob/main/network/cves/2019/CVE-2019-20176.yaml POC Details
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III. Intelligence Information for CVE-2019-20176

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Patches & Fixes for CVE-2019-20176 (1)

Mailing List Discussions for CVE-2019-20176 (1)

Same Patch Batch · n/a · 2019-12-31 · 38 CVEs total

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Showing top 20 of 38 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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

V. Comments for CVE-2019-20176

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