Buffer Overflow Vulnerability in Tenda CH22 Products
CVE-2025-9006

8.7HIGH

Key Information:

Vendor

Tenda
Status
Ch22
Vendor
CVE Published:
15 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9006?

A buffer overflow vulnerability has been identified in the Tenda CH22 model 1.0.0.1, specifically within the function formdelFileName of the /goform/delFileName file. This vulnerability allows an attacker to manipulate memory allocation, leading to potential unauthorized access and manipulation of system processes. Exploits can be executed remotely, posing serious security risks to users. With the exploit already disclosed, it is crucial for users to apply necessary patches or mitigation strategies to safeguard their devices.

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-2025-9006 - Proof of Concept

References

https://vuldb.com/?id.320035
vdb-entrytechnical-description
https://vuldb.com/?ctiid.320035
signaturepermissions-required
https://vuldb.com/?submit.628845
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

moweizhang1994 (VulDB User)
.
CVE-2025-9006 : Buffer Overflow Vulnerability in Tenda CH22 Products