​CVE-2023-5880: Cross-Site Scripting Vulnerability in Genie Aladdin Connect Garage Door Opener​

Vulnerability Summary

• CVE ID: CVE-2023-5880​

• Severity: High (CVSS 3.1 Score: 8.8)​

• Attack Vector: Network​

• Privileges Required: None​Feedly+2NVD+2CVE+2

• User Interaction: Required​

• Impact: Potential execution of malicious scripts in the user’s browser​

Affected Products

The vulnerability affects the Genie Aladdin Connect garage door opener, specifically the Retrofit-Kit Model ALDCM.​GitHub+4NVD+4CVE+4

How the Exploit Works

When the Genie Aladdin Connect device enters configuration mode, it hosts a web server for setup purposes. An attacker can exploit this by broadcasting a Wi-Fi SSID containing malicious JavaScript or HTML code. If a user connects to the device and accesses the setup page, the malicious code embedded in the SSID can execute in the user’s browser, leading to potential security breaches.​NVD+4Recorded Future+4Feedly+4GitHub+4Feedly+4Recorded Future+4

Conceptual Example Code

An attacker might set up a Wi-Fi network with an SSID like:​

When the user accesses the setup page, this script could execute, demonstrating a basic cross-site scripting (XSS) attack.​

Potential Risks

• Execution of arbitrary scripts in the user’s browser​

• Unauthorized access to sensitive information​

• Potential control over the garage door opener​CVE+4Feedly+4Recorded Future+4

• Broader network compromise if the attack is extended​

Mitigation Recommendations

• Firmware Update: Check for and apply any firmware updates provided by Genie to address this vulnerability.​Feedly+1NVD+1

• Secure Configuration Mode: Limit access to the device’s configuration mode and ensure it’s only activated when necessary.​GitHub+2Recorded Future+2Feedly+2

• Network Monitoring: Monitor for unusual SSIDs or network activity that could indicate an attempted exploit.​NVD+4Feedly+4Recorded Future+4

• User Awareness: Educate users about the risks of connecting to unfamiliar Wi-Fi networks, especially during device setup.​

Conclusion

CVE-2023-5880 highlights a significant vulnerability in the Genie Aladdin Connect garage door opener, where malicious SSIDs can exploit the device’s setup process to execute scripts in a user’s browser. Prompt firmware updates and cautious setup practices are essential to mitigate this risk.​CVE+4Recorded Future+4GitHub+4

References

• NVD – CVE-2023-5880

• Rapid7 Advisory

• GitHub Advisory Database