Buffer Overflow Vulnerability in Tenda CH22 Router
CVE-2025-8180

8.7HIGH

Key Information:

Vendor

Tenda
Status
Ch22
Vendor
CVE Published:
26 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8180?

A buffer overflow vulnerability exists in the Tenda CH22 router, specifically within the formdeleteUserName function located at /goform/deleteUserName. This vulnerability arises when the argument old_account is manipulated, allowing for potential remote exploitation. The disclosed nature of this vulnerability raises significant security concerns, necessitating immediate attention to safeguard devices from potential attacks targeting user account management.

Affected Version(s)

CH22 1.0.0.1

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-2025-8180 - Proof of Concept

References

https://vuldb.com/?id.317594
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317594
signaturepermissions-required
https://vuldb.com/?submit.621964
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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

zhuhaiqin (VulDB User)
.
CVE-2025-8180 : Buffer Overflow Vulnerability in Tenda CH22 Router