Stack-Based Buffer Overflow in Tenda AC23 by Tenda
CVE-2025-15216

8.7HIGH

Key Information:

Vendor

Tenda
Status
Ac23
Vendor
CVE Published:
30 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15216?

A stack-based buffer overflow vulnerability has been identified in the Tenda AC23 router, specifically within the fromSetIpMacBind function in the /goform/SetIpMacBind endpoint. This flaw allows an attacker to manipulate the bindnum argument, potentially enabling a remote attacker to execute arbitrary code. The exploit is accessible, raising significant concerns for users regarding the device's security. Immediate action is recommended to protect the device from potential threats.

Affected Version(s)

AC23 16.03.07.52

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-2025-15216 - Proof of Concept

References

https://vuldb.com/?id.338601
vdb-entrytechnical-description
https://vuldb.com/?ctiid.338601
signaturepermissions-required
https://vuldb.com/?submit.725447
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

yhryhryhr_miemie (VulDB User)
JSON
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CVE-2025-15216 : Stack-Based Buffer Overflow in Tenda AC23 by Tenda