CVE-2025-5548
FreeFloat FTP Server NOOP Command buffer overflow
- Published
- Jun 4, 2025
- Updated
- Jun 4, 2025
- Assigning CNA
- VulDB
- Evidence observed
- Jun 13, 2025
Primary CVSS
nvd · CVSS 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XModerate · next 30 days
- Percentile
- 96.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Sources
31- CVE-2025-5548Exploit
Security research and reproduction of CVE-2025-5548: A stack-based buffer overflow in FreeFloat FTP Server 1.0. Includes binary analysis, crash replication, and environment setup for vulnerability research.
Documented technical analysis and controlled exploitation of CVE-2025-5548 in FreeFloat FTP Server, covering lab setup, static/dynamic binary analysis, vulnerability localization, and exploit validation for educational purposes.
Responsible use
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