What’s Vulnerable › Vulnerabilities

CVE-2020-37107: Core FTP LE 2.2 - Denial of Service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-07 · updated 2026-06-17
• Weakness: CWE-120

Description

Core FTP LE 2.2 contains a denial of service vulnerability that allows attackers to crash the application by overwriting the account field with a large buffer. Attackers can create a text file with 20,000 repeated characters and paste it into the account field to cause the application to become unresponsive and require reinstallation.

Affected products

• Core FTP LE: 2.2 build 1947

References

• http://www.coreftp.com/
• http://www.coreftp.com/download.html
• https://www.exploit-db.com/exploits/48137
• https://www.vulncheck.com/advisories/core-ftp-le-denial-of-service

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