Buffer overflow in Labf Winaxe FTP Client
CVE-2025-34107
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.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.
Affected products
- Labf Winaxe Ftp Client — versions 7.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (exploit, third-party-advisory)
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2025-34107?
- CVE-2025-34107 is a vulnerability in Labf Winaxe FTP Client, classified under Stack-based Buffer Overflow. Published 2025-07-15.
- Is CVE-2025-34107 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.