CVE-2019-19383

HIGH

freeFTPd 1.0.8 - Post-Authentication Buffer Overflow via SIZE Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-19383. PoCs published by killvxk.

AI-analyzed exploit summary This repository contains a functional exploit for CVE-2019-19383, a post-authentication buffer overflow in FreeFTPd 1.0.8 via the 'SIZE' command. The exploit includes a reverse shell payload and demonstrates the vulnerability by triggering a stack-based buffer overflow.

Description

freeFTPd 1.0.8 has a Post-Authentication Buffer Overflow via a crafted SIZE command (this is exploitable even if logging is disabled).

Exploits (1)

nomisec WORKING POC
by killvxk · poc
https://github.com/killvxk/CVE-2019-19383

This repository contains a functional exploit for CVE-2019-19383, a post-authentication buffer overflow in FreeFTPd 1.0.8 via the 'SIZE' command. The exploit includes a reverse shell payload and demonstrates the vulnerability by triggering a stack-based buffer overflow.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: FreeFTPd 1.0.8
Auth required
Prerequisites: Network access to the target FreeFTPd service · Valid credentials for authentication
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/m0rph-1/CVE-2019-19383

Scores

CVSS v3 8.8
EPSS 0.2515
EPSS Percentile 96.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (1)
freeftpd/freeftpd 1.0.8
Published Dec 03, 2019
Tracked Since Feb 18, 2026