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7.4

Tenda F453 Router: Remote Code Execution Through DHCP Settings

CVE-2026-3399
Summary

A vulnerability in the Tenda F453 router's DHCP settings can be exploited remotely, allowing an attacker to potentially execute malicious code. This could lead to unauthorized access and control of the router. To protect your network, update your Tenda F453 to the latest available firmware version.

What to do

No fix is available yet. Check with your software vendor for updates.

Affected software
VendorProductAffected versionsFix available
tenda f453_firmware 1.0.0.3 –
Original title
A vulnerability was identified in Tenda F453 1.0.0.3. Affected by this vulnerability is the function fromGstDhcpSetSer of the file /goform/GstDhcpSetSer of the component httpd. The manipulation of ...
Original description
A vulnerability was identified in Tenda F453 1.0.0.3. Affected by this vulnerability is the function fromGstDhcpSetSer of the file /goform/GstDhcpSetSer of the component httpd. The manipulation of the argument dips leads to buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used.
nvd CVSS2.0 9.0
nvd CVSS3.1 8.8
nvd CVSS4.0 7.4
Vulnerability type
CWE-119 Buffer Overflow
CWE-120 Classic Buffer Overflow
Published: 1 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026