Buffer Overflow in Tenda CH22 Affects Local Network Security
CVE-2025-12235
8.6HIGH
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2025-12235?
A buffer overflow vulnerability exists in the Tenda CH22 due to improper handling of the input argument in the SetIpBind function. This issue, found in version 1.0.0.1, allows attackers on the local network to manipulate the argument page, potentially leading to unauthorized access or execution of arbitrary code. The exploit has been publicly disclosed, making it imperative for users to take immediate action to secure 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.
References
CVSS V4
Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent 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
LINXI666 (VulDB User)