CVE-2017-17968

CRITICAL

NetTransport Download Manager < 2.96l - Remote Code Execution via Long HTTP Response

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2017-17968. PoCs published by Aloyce J. Makalanga, Lincoln, dookie, including Metasploit module exploits/windows/misc/nettransport.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow in NetTransport Download Manager 2.96L, leveraging a ROP chain to bypass DEP and execute arbitrary shellcode (calc.exe) via a malicious HTTP response header.

Description

A buffer overflow vulnerability in NetTransport.exe in NetTransport Download Manager 2.96L and earlier could allow remote HTTP servers to execute arbitrary code on NAS devices via a long HTTP response.

Exploits (2)

exploitdb WORKING POC
by Aloyce J. Makalanga · pythonremotewindows
https://www.exploit-db.com/exploits/43408

This exploit demonstrates a buffer overflow in NetTransport Download Manager 2.96L, leveraging a ROP chain to bypass DEP and execute arbitrary shellcode (calc.exe) via a malicious HTTP response header.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: NetTransport Download Manager 2.96L and earlier
No auth needed
Prerequisites: Network access to the target · Target must initiate an HTTP request to the attacker-controlled server
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC NORMAL
by Lincoln, dookie · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/nettransport.rb

This Metasploit module exploits a stack buffer overflow in NetTransport Download Manager 2.90.510 via a crafted packet sent to port 22222. It uses an egghunter and SEH overwrite to achieve remote code execution.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: NetTransport Download Manager 2.90.510
No auth needed
Prerequisites: Network access to target port 22222 · Vulnerable version of NetTransport installed
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/43408/

Scores

CVSS v3 9.8
EPSS 0.3937
EPSS Percentile 98.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (1)
xi-soft/nettransport_download_manager < 2.96l
Published Dec 29, 2017
Tracked Since Feb 18, 2026