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CVE-2020-36964

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/28/2026

Last Modified1/29/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-787

References

https://github.com/ik80/YATinyWinFTP(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49127(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/yatinywinftp-denial-of-service(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49127(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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