S4E

Yealink CTP18 Default Login Scanner

This scanner detects the use of Yealink CTP18 in digital assets.

Short Info


Level

High

Single Scan

Single Scan

Can be used by

Asset Owner

Estimated Time

1 minute

Time Interval

8 days 7 hours

Scan only one

Domain, IPv4

Toolbox

-

Yealink CTP18 is a collaboration touch panel used in various workplace environments to streamline communication and conference experiences. Primarily utilized by organizations for video conferencing solutions, this device improves meeting room dynamics by offering easy-to-use touch controls. Its integration capabilities with other systems make it a popular choice among corporations aiming for efficient communication tools. The CTP18 supports functions integral for real-time collaboration in digital environments. Enhancing the user experience in business communications, it is deployed in both small and large scale enterprises. Due to its functionality, it is often networked within sensitive organizational environments.

The vulnerability detected involves default login credentials set in the Yealink CTP18 device. Default credentials are widely known and can often be exploited if not changed immediately after installation. This vulnerability represents a major security risk by allowing unauthorized individuals to gain administrative access. The detection of default login settings helps organizations identify devices with unchanged security configurations. Ensuring authentication credentials are correctly set is vital for safeguarding sensitive information. This kind of vulnerability underlines the importance of adhering to basic security practices for all networked devices.

The vulnerability details reveal that default administrative credentials ("admin" as username and "0000" as password) are set in Yealink CTP18 without mandatory change upon setup. The endpoint vulnerable to exploitation is the login API accessible via network. Attackers, knowing the device’s name and such default settings, can gain superuser access through HTTP requests targeting the login process. Misconfigured credentials are often overlooked upon setup leading to unnecessary risk exposure. Unless changed, these details can be easily exploited by running automated scripts or scanners. This problem could escalate if detected by experienced cybercriminals aiming to compromise network integrity.

If exploited by an attacker, the default login vulnerability can result in unauthorized access to the device and potentially the entire network. Once inside, an intruder can modify configurations, view or manipulate call logs, and access sensitive schedules or contact information. This access may lead to the expansion of attacks to other systems or data breaches within the organization. Federal guidelines and business standards emphasizing network security could be violated, leading to compliance issues. Financial losses and reputational damage are significant risks should such vulnerabilities remain unaddressed.

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