Lexmark Xs955 Firmware vulnerabilities

CVE-2021-44734 [CRITICAL] CWE-94 CVE-2021-44734: Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which ca Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.

CVE-2021-44738 [CRITICAL] CWE-120 CVE-2021-44738: Buffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscrip Buffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscript interpreter.

CVE-2021-44737 [HIGH] CWE-22 CVE-2021-44737: PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.