CVE-2019-19773 : Security Advisory and Response

Lexmark devices with embedded web servers are vulnerable to stored XSS attacks.

Understanding CVE-2019-19773

The vulnerability identified in various Lexmark products allows attackers to execute malicious scripts through stored XSS.

What is CVE-2019-19773?

Stored XSS vulnerabilities in the embedded web server of older Lexmark devices enable threat actors to inject and execute malicious scripts.

The Impact of CVE-2019-19773

Attackers can exploit this vulnerability to steal sensitive information or perform unauthorized actions on affected devices.
The security and integrity of data processed by Lexmark devices are at risk due to potential script injections.

Technical Details of CVE-2019-19773

The technical aspects of the vulnerability are as follows:

Vulnerability Description

Stored XSS vulnerability in the embedded web server of older Lexmark devices.

Affected Systems and Versions

Various Lexmark products utilizing older generation devices are susceptible to this vulnerability.

Exploitation Mechanism

Attackers can inject malicious scripts through the web interface of affected Lexmark devices.

Mitigation and Prevention

Protect your systems from CVE-2019-19773 with these measures:

Immediate Steps to Take

Disable the embedded web server on Lexmark devices if not essential.
Regularly monitor and update Lexmark products to mitigate potential risks.

Long-Term Security Practices

Implement network segmentation to isolate vulnerable devices.
Educate users on safe browsing practices to prevent XSS attacks.

Patching and Updates

Apply security patches provided by Lexmark to address the stored XSS vulnerability in affected devices.