CVE-2025-70646: High severity Tenda ax1803 vulnerability
Published Jan 21, 2026
·Updated
Tenda AX1803 v1.0.0.1 was discovered to contain a stack overflow in the security parameter of the sub72290 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
Affected Software
3 affected components
Tenda ax1803
All of the following
Tenda Ax1803 Firmware=1.0.0.1
Tenda ax1803
Event History
Jan 21, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-70646?
CVE-2025-70646 is classified as a high severity vulnerability due to its potential to cause a Denial of Service (DoS).
2
How do I fix CVE-2025-70646?
To remediate CVE-2025-70646, users should update to the latest firmware version provided by Tenda for the AX1803 device.
3
What type of attack does CVE-2025-70646 facilitate?
CVE-2025-70646 facilitates Denial of Service (DoS) attacks through a stack overflow vulnerability.
4
Which devices are affected by CVE-2025-70646?
CVE-2025-70646 specifically affects the Tenda AX1803 model running firmware version 1.0.0.1.
5
Can CVE-2025-70646 be exploited remotely?
Yes, CVE-2025-70646 can be exploited remotely by sending a crafted request to the vulnerable function.