CVE-2020-36964

8.7 highEPSS 0.5%

High (8.7). EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 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

CVSS 3.1

9.8 critical

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-01-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

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

Check your stack JSON