CVE-2021-40239

9.8 criticalEPSS 1.4%

Critical (9.8) in miniftpd project miniftpd. EPSS 1.4% chance of exploitation in the next 30 days.

A Buffer Overflow vulnerability exists in the latest version of Miniftpd in the do_retr function in ftpproto.c

Severity

9.8 critical

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

EPSS: 1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2021-10-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19