Buffer overflow in Nico-Ftp
CVE-2018-25254
NICO-FTP 3.0.1.19 contains a structured exception handler buffer overflow vulnerability that allows remote attackers to execute arbitrary code by sending crafted FTP commands. Attackers can connect to the FTP service and send oversized data in response handlers to overwrite SEH pointers and redirect execution to injected shellcode.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Nico-Ftp — versions 3.0.1.19
- Nico-Ftp Project
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/45442 (Exploit, VDB Entry, exploit)
- en.softonic.com/download/nico-ftp/windows/post-download (Product, product)
- www.vulncheck.com/advisories/nico-ftp-buffer-overflow-seh (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-25254?
- CVE-2018-25254 is a critical-severity vulnerability in Nico-Ftp, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2026-04-04.
- How severe is CVE-2018-25254?
- Critical severity. CVSS v3 base score is 9.8 out of 10.