ZDI-22-333: (Pwn2Own) Lexmark MC3224i PJL Exposed Dangerous Function Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Lexmark MC3224i printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of PJL commands. The issue results from an exposed danagerous function, which can allow the creation of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of root.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-22-333?
The severity of ZDI-22-333 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-22-333?
To fix ZDI-22-333, update the Lexmark MC3224i printer firmware to the latest version provided by the manufacturer.
What products are affected by ZDI-22-333?
The only product affected by ZDI-22-333 is the Lexmark MC3224i printer.
Can ZDI-22-333 be exploited remotely?
Yes, ZDI-22-333 can be exploited by network-adjacent attackers without requiring authentication.
What type of vulnerability is ZDI-22-333?
ZDI-22-333 is a remote code execution vulnerability associated with improper handling of PJL commands.