Buffer Overflow Vulnerability in Tenda AC15 Router
CVE-2025-5851
8.7HIGH
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2025-5851?
A buffer overflow vulnerability exists in the Tenda AC15 router affecting the AdvSetLanip feature in the HTTP POST Request Handler. This issue arises due to improper handling of the lanMask argument, which can be exploited by attackers to execute arbitrary code remotely. If successfully exploited, this vulnerability could compromise the security of the device, allowing unauthorized access and control over the network.
Affected Version(s)
AC15 15.03.05.19_multi
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
Yangshuangning (VulDB User)