Buffer overflow in Coreftp Core Ftp
CVE-2019-25654
Core FTP/SFTP Server 1.2 contains a buffer overflow vulnerability that allows attackers to crash the service by supplying an excessively long string in the User domain field. Attackers can paste a malicious payload containing 7000 bytes of data into the domain configuration to trigger an application crash and deny service.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (49.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Coreftp Core_ftp — versions 1.2
- Coreftp Core Ftp/sftp Server — versions v2-Build 673
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, VDB Entry, exploit)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2019-25654?
- CVE-2019-25654 is a high-severity vulnerability in Coreftp Core Ftp, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2026-03-30.
- How severe is CVE-2019-25654?
- High severity. CVSS v3 base score is 7.5 out of 10.