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CVE-2025-34107— WinaXe 7.7 FTP Client Remote Buffer Overflow

Quick assessment

Affected
LabF WinaXe FTP Client
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LabF WinaXe FTP Client是LabF公司的一个Windows系统上进行文件传输的工具。 LabF WinaXe FTP Client 7.7版本存在安全漏洞，该漏洞源于FTP横幅解析功能边界检查不当，可能导致缓冲区溢出。

AI Predicted 8.1 Difficulty: Moderate EPSS 1.22% · P68

Public Exploits 1

Metasploit · 1 winaxe_server_ready.rb [exploit]

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2025-34107

Vulnerability Information
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Vulnerability Title
WinaXe 7.7 FTP Client Remote Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A buffer overflow vulnerability exists in the WinaXe FTP Client version 7.7 within the FTP banner parsing functionality, WCMDPA10.dll. When the client connects to a remote FTP server and receives an overly long '220 Server Ready' response, the vulnerable component responsible for parsing the banner overflows a stack buffer, leading to arbitrary code execution under the context of the user.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
LabF WinaXe FTP Client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LabF WinaXe FTP Client是LabF公司的一个Windows系统上进行文件传输的工具。 LabF WinaXe FTP Client 7.7版本存在安全漏洞，该漏洞源于FTP横幅解析功能边界检查不当，可能导致缓冲区溢出。
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
LabF WinaXe FTP Client 7.7 -

II. Public POCs for CVE-2025-34107

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III. Intelligence Information for CVE-2025-34107

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IV. Related Vulnerabilities

Same vendor: LabF
Same weakness: CWE-121

V. Comments for CVE-2025-34107

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