Afternoon Cyber Tea: Cybersecurity challenged to meet diversity goals

Organizations often know they need to identify and address their cybersecurity blind spots. They also know the technology exists to help them do that. However, they don’t often understand how to communicate this need within their organization to justify the expense, nor do they know how to share...

Researchers Warn of Critical Bugs Affecting Realtek Wi-Fi Module

A new set of critical vulnerabilities has been disclosed in the Realtek RTL8170C Wi-Fi module that an adversary could abuse to gain elevated privileges on a device and hijack wireless communications. "Successful exploitation would lead to complete control of the Wi-Fi module and potential root...

CHIYU IoT Devices - (Telnet) Authentication Bypass Exploit

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware versions June 20...

CHIYU IoT Devices - Denial of Service (DoS)

Exploit Title: CHIYU IoT Devices - Denial of Service DoS Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC - all...

CHIYU IoT Devices - Denial of Service Vulnerability

Exploit Title: CHIYU IoT Devices - Denial of Service DoS Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC - all firmware versions 32...

CHIYU IoT Denial Of Service

Exploit Title: CHIYU IoT Devices - Denial of Service DoS Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC - all...

CHIYU IoT Telnet Authentication Bypass

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware...

CHIYU IoT Devices - 'Telnet' Authentication Bypass

Exploit Title: CHIYU IoT Devices - 'Telnet' Authentication Bypass Date: 01/06/2021 Exploit Author: sirpedrotavares Vendor Homepage: https://www.chiyu-tech.com/msg/msg88.html Software Link: https://www.chiyu-tech.com/category-hardware.html Version: BF-430, BF-431, BF-450M, and SEMAC - all firmware...

Microsoft acquires ReFirm Labs to enhance IoT security

Modern computing devices can be thought of as a collection of discrete microprocessors each with a dedicated function like high-speed networking, graphics, Disk I/O, AI, and everything in between. The emergence of the intelligent edge has accelerated the number of these cloud-connected devices th...

Microsoft acquires ReFirm Labs to enhance IoT security

Modern computing devices can be thought of as a collection of discrete microprocessors each with a dedicated function like high-speed networking, graphics, Disk I/O, AI, and everything in between. The emergence of the intelligent edge has accelerated the number of these cloud-connected devices th...

CVE-2021-31642

A denial of service condition exists after an integer overflow in several IoT devices from CHIYU Technology, including BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC. The vulnerability can be explored by sending an unexpected integer 32 bits on the page parameter that will crash the web portal...

CVE-2021-31641

An unauthenticated XSS vulnerability exists in several IoT devices from CHIYU Technology, including BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, BF-MINI-W, and SEMAC due to a lack of sanitization when the HTTP 404 message is generated...

CVE-2021-31643

An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter...

CVE-2021-31643

An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter...

Design/Logic Flaw

An unauthenticated XSS vulnerability exists in several IoT devices from CHIYU Technology, including BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, BF-MINI-W, and SEMAC due to a lack of sanitization when the HTTP 404 message is generated...

Integer overflow

A denial of service condition exists after an integer overflow in several IoT devices from CHIYU Technology, including BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC. The vulnerability can be explored by sending an unexpected integer 32 bits on the page parameter that will crash the web portal...

Cross site scripting

An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter...

CVE-2021-31643

CVE-2021-31643 describes an XSS vulnerability in CHIYU IoT devices (SEMAC, Biosense, BF-630, BF-631, Webpass) caused by inadequate sanitization of the if.cgi username parameter. The issue allows injection of client-side scripts through HTTP input and is reported across multiple CHIYU models. The ...

CVE-2021-31643

An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter...

CVE-2021-31642

CVE-2021-31642 affects CHIYU IoT devices: BIOSENSE, Webpass, BF-630, BF-631, and SEMAC. The root cause is an integer overflow when processing an oversized page parameter (>32 bits), which triggers a denial of service by crashing the web portal and making the device unavailable until a reboot. ...