Buffer Overflow Vulnerability in Tenda AC1206 HTTP Request Handler
CVE-2025-10432

9.3CRITICAL

Key Information:

Vendor

Tenda
Status
Ac1206
Vendor
CVE Published:
15 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-10432?

A critical vulnerability has been identified in the Tenda AC1206 router, specifically in the HTTP Request Handler's check_param_changed function within the AdvSetMacMtuWa component. This vulnerability is triggered through manipulation of the WAN MTU argument, leading to a stack-based buffer overflow. If exploited, this allows potential remote attackers to execute arbitrary code or cause a denial of service. There are known exploits available, making it crucial for users to apply recommended security measures immediately.

Affected Version(s)

AC1206 15.03.06.23

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-2025-10432 - Proof of Concept

References

https://vuldb.com/?id.323866
vdb-entrytechnical-description
https://vuldb.com/?ctiid.323866
signaturepermissions-required
https://vuldb.com/?submit.647527
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
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

nevv of Red-Shield Security Lab (VulDB User)
.
CVE-2025-10432 : Buffer Overflow Vulnerability in Tenda AC1206 HTTP Request Handler