What is CVE-2018-25252?

CVE-2018-25252 is a medium-severity vulnerability in Serv-u Ftp Voyager, classified under Out-of-bounds Write. CVSS score: 6.2/10. Published 2026-04-04.

How severe is CVE-2018-25252?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Buffer overflow in Serv-u Ftp Voyager

CVE-2018-25252

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…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Serv-u Ftp Voyager — versions 16.2.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

ExploitDB-45527 (exploit)
Official Product Homepage (product)
Product Reference (product)
VulnCheck Advisory: FTP Voyager 16.2.0 Denial of Service via Malformed Site Profile (third-party-advisory)

Frequently asked questions

What is CVE-2018-25252?: CVE-2018-25252 is a medium-severity vulnerability in Serv-u Ftp Voyager, classified under Out-of-bounds Write. CVSS score: 6.2/10. Published 2026-04-04.
How severe is CVE-2018-25252?: Medium severity. CVSS v3 base score is 6.2 out of 10.