OS Command Injection Vulnerability in TOTOLINK EX1800T Router
CVE-2025-2095

5.3MEDIUM

Key Information:

Vendor
Totolink
Status
Ex1800t
Vendor
CVE Published:
7 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A security vulnerability exists in the TOTOLINK EX1800T router due to improper handling of input in the setDmzCfg function within the cstecgi.cgi file. An attacker can exploit this weakness through crafted requests, allowing for remote execution of arbitrary commands on the operating system. This presents significant risks, including unauthorized access and potential control over networked devices. It is crucial for users of the affected version to implement mitigation measures and stay updated on security advisories.

Affected Version(s)

EX1800T 9.1.0cu.2112_B20220316

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-2025-2095 - Proof of Concept

References

https://vuldb.com/?id.298953
vdb-entrytechnical-description
https://vuldb.com/?ctiid.298953
signaturepermissions-required
https://vuldb.com/?submit.515321
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
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

selph (VulDB User)
.