Stack-Based Buffer Overflow in Tenda O3 IoT Device
CVE-2025-12214
8.7HIGH
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2025-12214?
A vulnerability observed in the Tenda O3 device version 1.0.0.10(2478) allows for remote exploitation through a stack-based buffer overflow via the SetValue/GetValue functions in the /goform/sysAutoReboot file. By manipulating the 'enable' argument, attackers can initiate overflow conditions that may compromise the device's integrity. This exploit has been made publicly available, raising concerns about the security of devices utilizing this model.
Affected Version(s)
O3 1.0.0.10(2478)
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:
8.7
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
yhryhryhr_tutu (VulDB User)