CVE-2020-37209 Nsasoft CVE debrief

Who should care

Administrators and users of SpotFTP 3.0.0.0 should be aware of this vulnerability and take necessary steps to defend against it. This vulnerability can be exploited by attackers to crash the application, potentially disrupting service. The vulnerability has a MEDIUM severity and a CVSS score of 4.6.

Technical summary

CVE-2020-37209 is a denial of service vulnerability in SpotFTP 3.0.0.0. The vulnerability exists in the registration name input field, allowing attackers to crash the application by generating a 1000-character buffer payload and pasting it into the 'Name' field. The CVSS vector for this vulnerability is CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. The weakness associated with this vulnerability is CWE-120.

Defensive priority

This vulnerability has a MEDIUM severity and a CVSS score of 4.6. Administrators and users of SpotFTP 3.0.0.0 should prioritize defending against this vulnerability to prevent potential disruptions to service.

Recommended defensive actions

• Update SpotFTP to a version that is not vulnerable
• Implement input validation and sanitization for the registration name input field
• Monitor for and block suspicious traffic to the application
• Consider implementing a web application firewall to detect and prevent attacks
• Keep software and systems up to date with the latest security patches

Evidence notes

The CVE-2020-37209 vulnerability was published on 2026-02-11T21:16:16.293Z and last modified on 2026-06-29T18:33:21.583Z. The vulnerability has a CVSS score of 4.6 and a severity of MEDIUM. The weakness associated with this vulnerability is CWE-120.

Official resources