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FirmHound: Discovering and Validating Firmware Vulnerabilities through Agentic Binary Reasoning
Kelin Wang, Yanhao Wang, Yuchong Xie, Wei Zhou, Qinsheng Hou, Jia Yan, Purui Su, Guojun Peng
Stop Starving or Stuffing Me: Boosting Firmware Fuzzing Efficiency with On-demand Input Delivery
Shandian Shen, Wei Zhou, Keming Zhao, Peng Liu, Chung Hwan Kim, Le Guan
Unveiling IoT Security in Reality: A Firmware-Centric Journey
To study the security properties of the Internet of Things (IoT), firmware analysis is crucial. In the past, many works have been …
Nicolas Nino, Ruibo Lu, Wei Zhou, Kyu Hyung Lee, Ziming Zhao, Le Guan
CEFI: Command Execution Flow Integrity for Embedded Devices
Anni Peng, Dongliang Fang, Wei Zhou, Erik van der Kouwe, Yin Li, Yuqing Zhang
Understanding MPU Usage in Microcontroller-based Systems in the Wild
Wei Zhou, Zhouqi Jiang, Le Guan
Good Motive but Bad Design: Pitfalls in MPU Usage in Embedded Systems in the Wild
Wei Zhou, Zhouqi Jiang, Le Guan
What Your Firmware Tells You Is Not How You Should Emulate It: A Specification-Guided Approach for Firmware Emulation
Wei Zhou, Lan Zhang, Le Guan, Peng Liu, Yuqing Zhang
Automatic Firmware Emulation through Invalidity-guided Knowledge Inference
Emulating firmware for microcontrollers is challenging due to the tight coupling between the hardware and firmware. This has greatly …
Wei Zhou, Le Guan, Peng Liu, Yuqing Zhang
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Identifying Privilege Separation Vulnerabilities in IoT Firmware with Symbolic Execution
With the rapid proliferation of IoT devices, we have witnessed increasing security breaches targeting IoT devices. To address this, …
Yao Yao, Wei Zhou, Yan Jia, Lipeng Zhu, Peng Liu, Yuqing Zhang
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Discovering and understanding the security hazards in the interactions between iot devices, mobile apps, and clouds on smart home platforms
A smart home connects tens of home devices to the Internet, where an IoT cloud runs various home automation applications. While …
Wei Zhou, Yan Jia, Yao Yao, Lipeng Zhu, Le Guan, Yuhang Mao, Peng Liu, Yuqing Zhang
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