CVE-2018-25252 MEDIUM

CVE-2018-25252: FTP Voyager 16.2.0 Denial of Service via Malformed Site Profile

Vendor Serv-U
Product FTP Voyager
Weakness CWE-787
Published April 4, 2026
Last update April 6, 2026

CVSS base score

6.9/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

FTP Voyager 16.2.0 contains a denial of service vulnerability that allows local attackers to crash the application by injecting oversized buffer data into the site profile IP field. Attackers can create a malicious site profile containing 500 bytes of repeated characters and paste it into the IP field to trigger a buffer overflow that crashes the FTP Voyager process.

Key dates

02Disclosure timeline

April 4, 2026 CVE published
April 6, 2026 Record updated