CVE-2019-18203 : Security Advisory and Response

Vulnerabilities related to HTML Injection and Stored XSS have been found on the RICOH MP 501 printer in the section where addresses are added. These vulnerabilities specifically affect the entryNameIn and KeyDisplay parameters used in the /web/entry/en/address/adrsSetUserWizard.cgi endpoint.

Understanding CVE-2019-18203

This CVE involves HTML Injection and Stored XSS vulnerabilities on the RICOH MP 501 printer.

What is CVE-2019-18203?

CVE-2019-18203 refers to vulnerabilities discovered in the address addition section of the RICOH MP 501 printer, affecting specific parameters.

The Impact of CVE-2019-18203

The vulnerabilities can potentially lead to HTML Injection and Stored XSS attacks, compromising the security and integrity of the printer's address management system.

Technical Details of CVE-2019-18203

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerabilities involve HTML Injection and Stored XSS in the entryNameIn and KeyDisplay parameters of the /web/entry/en/address/adrsSetUserWizard.cgi endpoint on the RICOH MP 501 printer.

Affected Systems and Versions

Affected Product: RICOH MP 501 printer
Affected Versions: Not specified

Exploitation Mechanism

Attackers can exploit these vulnerabilities by injecting malicious HTML code or executing scripts through the affected parameters, potentially gaining unauthorized access or performing malicious actions.

Mitigation and Prevention

Protecting systems from CVE-2019-18203 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the affected functionality if not essential for operations.
Monitor and restrict access to the vulnerable endpoint.
Implement input validation to prevent malicious input.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Check for security advisories from the vendor for patches addressing the vulnerabilities.
Apply patches promptly to mitigate the risk of exploitation.