Cross-Site Scripting Vulnerability in TOTOLINK A3002RU Router
CVE-2025-5507

4.8MEDIUM

Key Information:

Vendor

Totolink
Status
A3002ru
Vendor
CVE Published:
3 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5507?

A security flaw has been identified in the MAC Filtering Page of the TOTOLINK A3002RU router, specifically in version 2.1.1-B20230720.1011. This vulnerability allows attackers to manipulate the 'Comment' parameter, potentially exploiting cross-site scripting to execute malicious scripts remotely. The exploit poses a significant threat as it can be executed without user interaction, exposing users to various malicious actions. Despite early notification to the vendor, there has been no response regarding this issue, heightening the risk for users reliant on vulnerable versions.

Affected Version(s)

A3002RU 2.1.1-B20230720.1011

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-2025-5507 - Proof of Concept

References

https://vuldb.com/?id.310921
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310921
signaturepermissions-required
https://vuldb.com/?submit.584664
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

lcyf-fizz (VulDB User)
.