High · published December 29, 2025
⚡ A stack-based buffer overflow vulnerability in Tenda WH450 could allow remote attackers to crash the device or run malicious code—definitely not the kind of traffic you want on your network! Think of it like a restaurant kitchen where a cook accidentally overfills a pot—if it spills over, it could cause chaos and burn anyone nearby. In this case, the overflowing buffer can spill into adjacent memory, leading to unexpected behavior. An attacker can exploit this flaw to execute arbitrary code remotely, potentially taking full control of the device. This could allow them to intercept network traffic, launch further attacks, or turn your device into a part of a botnet, making it a significant threat to your security.
Think of it like a restaurant kitchen where a cook accidentally overfills a pot—if it spills over, it could cause chaos and burn anyone nearby. In this case, the overflowing buffer can spill into adjacent memory, leading to unexpected behavior. The vulnerability arises from insufficient validation of the argument passed to the /goform/SafeMacFilter page, allowing for a stack-based buffer overflow when manipulated. Essentially, this means the system can't handle the excessive input properly, leading to a security breach.
An attacker can exploit this flaw to execute arbitrary code remotely, potentially taking full control of the device. This could allow them to intercept network traffic, launch further attacks, or turn your device into a part of a botnet, making it a significant threat to your security. To protect yourself, upgrade the Tenda WH450 firmware to version 1.0.0.19 or later immediately. Also, consider implementing network segmentation to isolate potentially vulnerable devices from critical parts of your network. You've got this! Taking these steps will help keep your network secure from potential attacks. 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| tenda/wh450_firmware | all versions | — |