CVE-2009-2273 in D100 Router
Summary
by MITRE
The default configuration of the Wi-Fi component on the Huawei D100 does not use encryption, which makes it easier for remote attackers to obtain sensitive information by sniffing the network.
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Analysis
by VulDB Data Team • 10/07/2025
The vulnerability identified as CVE-2009-2273 affects the Huawei D100 device, specifically its Wi-Fi component that operates without encryption by default. This configuration represents a fundamental security flaw that directly violates established wireless security standards and best practices. The device fails to implement proper encryption protocols such as WPA2 or WPA3, leaving all transmitted data vulnerable to interception and analysis by unauthorized parties. This default configuration creates an insecure network environment where sensitive information can be easily compromised through passive network monitoring techniques.
The technical implementation flaw stems from the device's failure to enforce mandatory encryption settings during the initial setup process. According to the Common Weakness Enumeration framework, this vulnerability maps to CWE-311, which describes the absence of encryption of sensitive data. The device's Wi-Fi component operates in an unencrypted mode by default, making it susceptible to various attack vectors including man-in-the-middle attacks, credential theft, and data exfiltration. Network sniffing tools can easily capture transmitted packets containing usernames, passwords, and other sensitive information without requiring any specialized attack capabilities.
The operational impact of this vulnerability extends beyond simple information disclosure to encompass potential system compromise and unauthorized access. Remote attackers can leverage this weakness to intercept wireless communications, potentially gaining access to corporate networks, personal data, or financial information. This vulnerability particularly affects environments where the Huawei D100 is deployed in corporate or government settings where wireless security is paramount. The attack surface is broad as the vulnerability exists at the network protocol level, making it accessible to attackers with minimal technical expertise and no specialized equipment.
Security professionals should consider this vulnerability in relation to the MITRE ATT&CK framework, specifically under the T1046 category of Network Service Scanning and T1071.3 for Application Layer Protocol: DNS, as attackers can use the lack of encryption to monitor and analyze network traffic patterns. Mitigation strategies must include immediate configuration changes to enable strong encryption protocols such as WPA2-PSK or WPA3-PSK, proper network segmentation, and regular security audits. Organizations should also implement network monitoring solutions to detect and alert on unauthorized wireless access points, and establish policies requiring mandatory encryption configuration during device deployment. The vulnerability underscores the critical importance of secure-by-default configurations and the necessity of following industry standards such as those outlined in NIST SP 800-46 for wireless security and ISO/IEC 27001 for information security management.