Path Traversal Vulnerability in Linknat VOS Manager Affects Multiple Builds
CVE-2025-34118

8.7HIGH

Key Information:

Vendor

Linknat Technology

Status
Vos Manager
Vendor
CVE Published:
16 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-34118?

A path traversal vulnerability has been identified in Linknat VOS Manager, allowing unauthorized remote attackers to read arbitrary files on affected servers. This flaw exists in versions prior to 2.1.9.07 and impacts various localized subpaths, including '/eng/', '/chs/', and '/cht/'. Attackers can exploit this vulnerability by injecting encoded traversal sequences into request paths, bypassing input validation mechanisms. Consequently, sensitive files may be disclosed, posing significant risks to the confidentiality of server data.

Affected Version(s)

VOS Manager *

VOS Manager *

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-34118 - Proof of Concept

References

http://www.linknat.com/
product
https://web.archive.org/web/20151013001957/http://www.woo...
third-party-advisory
https://raw.githubusercontent.com/rapid7/metasploit-frame...
exploit

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

zqsky of WooYun
.
CVE-2025-34118 : Path Traversal Vulnerability in Linknat VOS Manager Affects Multiple Builds