S4E

Samsung Printer Default Login Scanner

This scanner detects the use of Samsung Printer in digital assets. It identifies default login vulnerabilities that can be exploited to gain unauthorized access and modify sensitive information.

Short Info


Level

High

Single Scan

Single Scan

Can be used by

Asset Owner

Estimated Time

1 minute

Time Interval

10 days 22 hours

Scan only one

Domain, IPv4

Toolbox

-

Samsung printers are used by individuals and organizations across the globe for efficient printing needs. They are popular due to their reliability and advanced features that support high-quality output. These printers are used in a variety of settings, including offices, schools, and homes, serving different scales of printing requisites. The SCX-6555N model is especially recognized for its multifunction capabilities, aiding in tasks such as scanning and copying alongside printing. Companies favor Samsung printers for network integration, making centralized printing a seamless process. The brand is known for its robust security features, but vulnerabilities may arise with improper configurations.

Default login vulnerabilities occur when devices are shipped with preset credentials, which are often not changed by users after initial installation. This vulnerability allows attackers to access the administrative interface using commonly known usernames and passwords. In the case of the Samsung Printer, using defaults such as "admin" and "sec00000" can grant unauthorized access. Exploitation of such vulnerabilities can lead to control over the device and sensitive user information. The vulnerability is a result of weak security practices where stringent measures are not adopted to secure the setup and maintenance process. It poses a threat to the confidentiality, integrity, and availability of data processed by the printer.

The specific endpoint vulnerable to this default login issue involves the URL "/sws/app/gnb/login/login.jsp" used in the printer's web service login interface. The vulnerability arises from the use of a basic authentication mechanism where credentials can be intercepted if sent over an unsecured network. The exploitation relies on crafting HTTP requests with basic authentication headers, embedding default usernames and passwords. Advanced attackers may automate such requests to identify vulnerable devices within a network. The attack primarily focuses on HTTP status responses and keywords in the HTML body to confirm successful unauthorized access. This technical weakness highlights the necessity for secure credential management and encryption mechanisms.

Exploiting this vulnerability could result in unauthorized users obtaining access to the printer's control panel, allowing them to alter settings, divert print jobs, and access stored documents. Additionally, attackers could potentially introduce malicious firmware, disrupting operations or eavesdropping on data transferred through the network. Such security breaches could compromise sensitive business or personal information, leading to data theft or loss of intellectual property. Organizations may face operational disruptions, financial losses, and damage to their reputation. Mitigating these risks requires immediate attention to changing default credentials and enhancing network security protocols.

REFERENCES

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