CVE-2020-36964 | THREATINT

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.

PUBLISHED Reserved 2026-01-27 | Published 2026-01-28 | Updated 2026-01-29 | Assigner VulnCheck

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Out-of-bounds Write

Product status

0.0.5

affected

Credits

strider finder

References

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

www.exploit-db.com/exploits/49127 (ExploitDB-49127) exploit

github.com/ik80/YATinyWinFTP (YATinyWinFTP GitHub Repository) product

www.vulncheck.com/advisories/yatinywinftp-denial-of-service (VulnCheck Advisory: YATinyWinFTP - Denial of Service) third-party-advisory

cve.org (CVE-2020-36964)

nvd.nist.gov (CVE-2020-36964)

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