CVE-2009-4753

Addonics NASU2FW41 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4753. PoCs published by h00die.

AI-analyzed exploit summary This exploit targets a denial-of-service (DoS) vulnerability in the Addonics NAS Adapter FTP server by sending oversized commands (rmdir, delete, or rename) to crash the service. It requires authentication and fuzzes the input to trigger a stack overflow.

Description

Multiple buffer overflows in the FTP server on the Addonics NAS Adapter NASU2FW41 with loader 1.17 allow remote attackers to cause a denial of service (TCP/IP outage) via long arguments to the (1) XRMD, (2) delete, (3) RNFR, or (4) RNTO command.

Exploits (1)

exploitdb WORKING POC VERIFIED
by h00die · pythondoshardware
https://www.exploit-db.com/exploits/8584

This exploit targets a denial-of-service (DoS) vulnerability in the Addonics NAS Adapter FTP server by sending oversized commands (rmdir, delete, or rename) to crash the service. It requires authentication and fuzzes the input to trigger a stack overflow.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Addonics NAS Adapter FTP server (NASU2FW41 Loader 1.17)
Auth required
Prerequisites: Network access to the FTP server · Valid FTP credentials
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/8584
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/34796
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/50289
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34965
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/503146/100/0/threaded

Scores

EPSS 0.0298
EPSS Percentile 85.5%

Details

CWE
CWE-119
Status published
Products (2)
nas_adapter/nasu2fw41 1.17
nas_adapter/nasu2fw41
Published Mar 29, 2010
Tracked Since Feb 18, 2026