Stack Overflow Vulnerability in Tenda AX1803 Roaming Router
CVE-2025-70646

7.5HIGH

Key Information:

Vendor

Tenda
Status
AX1803
Vendor
CVE Published:
21 January 2026

What is CVE-2025-70646?

A stack overflow vulnerability has been identified in the Tenda AX1803 router with firmware version 1.0.0.1. This issue arises in the security parameter handling of the sub_72290 function, allowing attackers to exploit this flaw by sending specially crafted requests. Successful exploitation can result in a Denial of Service (DoS) condition, adversely affecting the router's operational capacity.

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References

https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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