CVE-2020-36964

CRITICAL

YATinyWinFTP - DoS

Title source: llm

Description

YATinyWinFTP contains a denial of service vulnerability that allows attackers to crash the FTP service by sending a 272-byte buffer with a trailing space. Attackers can exploit the service by connecting and sending a malformed command that triggers a buffer overflow and service crash.

Exploits (1)

exploitdb WORKING POC

by strider · pythonremotewindows

https://www.exploit-db.com/exploits/49127

View Code ZIP pw:eip

References (3)

[Various Sources] https://github.com/ik80/YATinyWinFTP

[Third Party Advisory] https://www.vulncheck.com/advisories/yatinywinftp-denial-of-service

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/49127

Scores

CVSS v3 9.8

EPSS 0.0005

EPSS Percentile 16.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-787

Status draft

Timeline

Published Jan 28, 2026

Tracked Since Feb 18, 2026