CVE-2018-20444 : Exploit Details and Defense Strategies

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU devices are vulnerable to remote attacks that can lead to the discovery of Wi-Fi credentials through specific SNMP requests.

Understanding CVE-2018-20444

This CVE identifies a security vulnerability in Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU devices that allows attackers to uncover Wi-Fi credentials.

What is CVE-2018-20444?

Remote attackers can exploit vulnerabilities in Technicolor CGA0111 devices to discover Wi-Fi credentials by sending specific SNMP requests.

The Impact of CVE-2018-20444

The exploitation of this vulnerability can lead to unauthorized access to Wi-Fi networks, compromising sensitive information and potentially enabling further attacks.

Technical Details of CVE-2018-20444

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU devices are affected by the following:

Vulnerability Description

Attackers can discover Wi-Fi credentials by sending SNMP requests for specific OIDs on the affected devices.

Affected Systems and Versions

Product: Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU
Vendor: Technicolor
Version: Not applicable

Exploitation Mechanism

The vulnerability is exploited by sending SNMP requests for iso.3.6.1.4.1.4413.2.2.2.1.5.4.1.14.1.3.10001 and 1.3.6.1.4.1.4413.2.2.2.1.18.1.2.3.4.1.2.10001 on the affected devices.

Mitigation and Prevention

To address CVE-2018-20444, consider the following steps:

Immediate Steps to Take

Disable SNMP if not required for device functionality.
Implement strong, unique passwords for Wi-Fi networks.

Long-Term Security Practices

Regularly update device firmware to patch known vulnerabilities.
Monitor network traffic for any suspicious SNMP activity.

Patching and Updates

Check for firmware updates from Technicolor to address this vulnerability and apply them promptly.