CVE-2018-7171

HIGH

Twonky Server 7.0.11-8.5 - Directory Traversal via contentbase Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2018-7171. PoCs published by Sven Fassbender, mechanico.

AI-analyzed exploit summary This exploit demonstrates a directory traversal vulnerability in TwonkyMedia Server versions 7.0.11-8.5. It allows an attacker to set the 'contentbase' parameter to '/../' via the 'rpc/set_all' endpoint, enabling unauthorized filesystem browsing outside user-specified shares.

Description

Directory traversal vulnerability in Twonky Server 7.0.11 through 8.5 allows remote attackers to share the contents of arbitrary directories via a .. (dot dot) in the contentbase parameter to rpc/set_all.

Exploits (2)

exploitdb WORKING POC
by Sven Fassbender · pythonwebappsmultiple
https://www.exploit-db.com/exploits/44350

This exploit demonstrates a directory traversal vulnerability in TwonkyMedia Server versions 7.0.11-8.5. It allows an attacker to set the 'contentbase' parameter to '/../' via the 'rpc/set_all' endpoint, enabling unauthorized filesystem browsing outside user-specified shares.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: TwonkyMedia Server 7.0.11-8.5
No auth needed
Prerequisites: Network access to the TwonkyMedia Server on port 9000
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC 11 stars
by mechanico · poc
https://github.com/mechanico/sharingIsCaring

This repository contains a proof-of-concept exploit for CVE-2018-7171, a directory traversal vulnerability in TwonkyMedia Server versions 7.0.11-8.5. The exploit allows an attacker to list and download all media files on the device without authentication.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: TwonkyMedia Server 7.0.11-8.5
No auth needed
Prerequisites: TwonkyMedia Server running without password protection · Network access to the server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/44350/

Scores

CVSS v3 7.5
EPSS 0.2824
EPSS Percentile 97.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-22
Status published
Products (1)
lynxtechnology/twonky_server 7.0.11 - 8.5
Published Mar 30, 2018
Tracked Since Feb 18, 2026