Stack Overflow Vulnerability in Tenda AX1803 Router
CVE-2025-70648

7.5HIGH

Key Information:

Vendor

Tenda
Status
AX1803
Vendor
CVE Published:
21 January 2026

What is CVE-2025-70648?

The Tenda AX1803 router, specifically version 1.0.0.1, is prone to a stack overflow vulnerability in the security_5g parameter of the sub_727F4 function. This allows attackers to exploit the vulnerability by sending specially crafted requests, potentially leading to a Denial of Service (DoS) condition that disrupts normal operation of the device.

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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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