What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-04 · updated 2026-07-24
• Weakness: CWE-787

Description

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.

Affected products

• Serv-U FTP Voyager: through 16.2.0

References

• https://www.exploit-db.com/exploits/45527
• https://www.serv-u.com/
• https://www.serv-u.com/ftp-voyager
• https://www.vulncheck.com/advisories/ftp-voyager-denial-of-service-via-malformed-site-profile

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