Path Traversal Vulnerability in A10 Networks AX Loadbalancer
CVE-2014-125125

8.8HIGH

Key Information:

Vendor

A10 Networks

Status
Ax Series Loadbalancer
Vendor
CVE Published:
31 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2014-125125?

A path traversal vulnerability exists in A10 Networks AX Loadbalancer that allows an attacker to manipulate the filename parameter within the /xml/downloads endpoint. This flaw results from improper sanitization of user input, enabling unauthenticated attackers to craft specific HTTP requests with directory traversal sequences. This exploitation can lead to unauthorized access to files outside the designated directory, including sensitive information such as SSL certificates and private keys. Moreover, files retrieved through this vulnerability are deleted from the system, raising the risk of unintended data loss and exposure.

Affected Version(s)

AX Series Loadbalancer * <= 2.6.1-GR1-P5

AX Series Loadbalancer * <= 2.7.0

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-2014-125125 - Proof of Concept

CVE-2014-125125 - Proof of Concept

References

https://raw.githubusercontent.com/rapid7/metasploit-frame...
exploit
https://www.exploit-db.com/exploits/31261
exploit
https://www.vulncheck.com/advisories/a10-networks-ax-load...
third-party-advisory

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
Low
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

xistence
.
CVE-2014-125125 : Path Traversal Vulnerability in A10 Networks AX Loadbalancer