CVE-2018-12048 : Security Advisory and Response

A vulnerability in the Canon LBP7110Cw printer's web interface allows remote attackers to bypass Management Mode without a PIN, gaining full control over the device.

Understanding CVE-2018-12048

This CVE entry describes a security issue in the Canon LBP7110Cw printer that enables unauthorized access to the device's Management Mode.

What is CVE-2018-12048?

The vulnerability allows attackers to circumvent the Management Mode on the printer's web interface without needing a PIN, granting them unrestricted control over the device.

The Impact of CVE-2018-12048

Exploiting this vulnerability can lead to unauthorized access and potential misuse of the printer, compromising confidentiality and integrity of data.

Technical Details of CVE-2018-12048

The following details provide a deeper insight into the technical aspects of the CVE.

Vulnerability Description

Attackers can exploit specific methods related to the /checkLogin.cgi function and the /portal_top.html feature to gain full control over the Canon LBP7110Cw printer.

Affected Systems and Versions

Product: Canon LBP7110Cw printer
Vendor: Canon
Versions: All versions are affected

Exploitation Mechanism

Attackers leverage the /checkLogin.cgi function and the /portal_top.html feature to bypass the Management Mode without a PIN, granting them unrestricted access to the device.

Mitigation and Prevention

Protecting systems from CVE-2018-12048 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable remote access to the printer if not required
Implement strong authentication mechanisms
Regularly monitor printer logs for suspicious activities

Long-Term Security Practices

Keep firmware and software up to date
Follow vendor recommendations for secure configuration
Conduct regular security assessments and audits

Patching and Updates

Apply patches and updates provided by Canon to address the vulnerability