Buffer overflow in Leapware Leapftp
CVE-2010-20049
LeapFTP < 3.1.x contains a stack-based buffer overflow vulnerability in its FTP client parser. When the client receives a directory listing containing a filename longer than 528 bytes, the application fails to properly bound-check the inpu…
Vulnerability class: Buffer Overflow
EPSS: 0.007 (50.7th percentile) — read the EPSS interpretation.
Affected products
- Leapware Leapftp — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (technical-description, exploit)
- disclosure@vulncheck.com (vendor-advisory, patch)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2010-20049?
- CVE-2010-20049 is a vulnerability in Leapware Leapftp, classified under Stack-based Buffer Overflow. Published 2025-08-20.
- Is CVE-2010-20049 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.