CVE-2018-7449

HIGH

SEGGER embOS/IP FTP Server < 3.22a - Denial of Service via Invalid LIST STOR or RETR Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2018-7449. PoCs published by hyp3rlinx, antogit-sys.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service vulnerability in SEGGER embOS/IP FTP Server v3.22 by sending malformed FTP commands (e.g., STOR, LIST, RETR) that crash the server. The PoC connects to the FTP server, authenticates anonymously, and sends a crafted STOR command to trigger the crash.

Description

SEGGER FTP Server for Windows before 3.22a allows remote attackers to cause a denial of service (daemon crash) via an invalid LIST, STOR, or RETR command.

Exploits (2)

exploitdb WORKING POC
by hyp3rlinx · pythondoswindows
https://www.exploit-db.com/exploits/44221

This exploit demonstrates a denial-of-service vulnerability in SEGGER embOS/IP FTP Server v3.22 by sending malformed FTP commands (e.g., STOR, LIST, RETR) that crash the server. The PoC connects to the FTP server, authenticates anonymously, and sends a crafted STOR command to trigger the crash.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: SEGGER embOS/IP FTP Server v3.22
Auth required
Prerequisites: Network access to the target FTP server · FTP server running on port 21
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC 2 stars
by antogit-sys · poc
https://github.com/antogit-sys/CVE-2018-7449

This PoC exploits CVE-2018-7449, a DoS vulnerability in SEGGER embOS/IP FTP Server 3.22, by sending malformed FTP commands (STOR, LIST, RETR) to crash the daemon. It requires valid FTP credentials and targets the specific server version.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: SEGGER embOS/IP FTP Server 3.22
Auth required
Prerequisites: Valid FTP credentials · Network access to the target server · Firewall disabled or compromised
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/44221/

Scores

CVSS v3 7.5
EPSS 0.0793
EPSS Percentile 94.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
segger/embos\/ip_ftp_server 3.22
Published Mar 04, 2018
Tracked Since Feb 18, 2026