CVE-2020-36964
YATinyWinFTP - Denial of Service
- State
- Published
- Severity
- 8.7 High
- Published
- Jan 28, 2026
- Updated
- Jan 29, 2026
- Reserved
- Jan 27, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
YATinyWinFTPik80 |
|
References
- ExploitDB-49127exploit
- YATinyWinFTP GitHub Repositoryproduct
- VulnCheck Advisory: YATinyWinFTP - Denial of Servicethird-party-advisory
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