CVE-2020-36964

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/ik80/YATinyWinFTP
https://www.exploit-db.com/exploits/49127
https://www.vulncheck.com/advisories/yatinywinftp-denial-of-service
https://www.exploit-db.com/exploits/49127

Configurations

No configuration.

History

29 Jan 2026, 19:16

Type	Values Removed	Values Added
References	~~() https://www.exploit-db.com/exploits/49127 -~~	() https://www.exploit-db.com/exploits/49127 -

28 Jan 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-28 18:16

Updated : 2026-01-29 19:16

NVD link : CVE-2020-36964

Mitre link : CVE-2020-36964

CVE.ORG link : CVE-2020-36964

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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