CVE-2021-40239

CRITICAL

miniftpd - Buffer Overflow in do_retr Function

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-40239. PoCs published by H4niz.

Description

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

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/Gabe-commiter/Miniftpd/issues/2

Scores

CVSS v3 9.8
EPSS 0.0136
EPSS Percentile 68.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (1)
miniftpd_project/miniftpd 1.0
Published Oct 11, 2021
Tracked Since Feb 18, 2026