Stack-Based Buffer Overflow in Tenda AC18 Router
CVE-2025-11123
8.7HIGH
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2025-11123?
A security flaw exists in the Tenda AC18 router, specifically in the '/goform/saveAutoQos' function, which can be exploited to trigger a stack-based buffer overflow. This vulnerability allows an attacker to manipulate the 'enable' argument, potentially leading to unauthorized access and control of the device. The attack can be executed remotely, making it essential for users to apply necessary security measures and updates to mitigate threats.
Affected Version(s)
AC18 15.03.05.19
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_miemie (VulDB User)