CVE-2025-14993: Tenda AC18 HTTP Request SetDlnaCfg sprintf stack-based overflow

Published Dec 21, 2025
·
Updated

A vulnerability was detected in Tenda AC18 15.03.05.05. This affects the function sprintf of the file /goform/SetDlnaCfg of the component HTTP Request Handler. The manipulation of the argument scanList results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

Affected Software

3 affected components
Tenda Ac18
All of the following
Tenda Ac18 Firmware=15.03.05.05
Tenda Ac18

Event History

Dec 21, 2025
CVE Published
via MITRE·04:32 AM
Data Sourced
via MITRE·04:32 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-14993?

CVE-2025-14993 has a high severity due to its potential for remote exploitation and causing stack-based buffer overflow.

2

How do I fix CVE-2025-14993?

To mitigate CVE-2025-14993, update the Tenda AC18 firmware to the latest version provided by the vendor.

3

What systems are affected by CVE-2025-14993?

CVE-2025-14993 affects the Tenda AC18 router running firmware version 15.03.05.05.

4

Can CVE-2025-14993 be exploited remotely?

Yes, CVE-2025-14993 can be exploited remotely if the attacker sends crafted HTTP requests to the affected device.

5

What type of vulnerability is CVE-2025-14993?

CVE-2025-14993 is a stack-based buffer overflow vulnerability in the HTTP Request Handler of the Tenda AC18.

Contact

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