Advisory Published

ZDI-23-667: (Pwn2Own) Lexmark MC3224i lbtraceapp _WriteTarFile Command Injection Privilege Escalation Vulnerability

First published: Wed May 17 2023(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Lexmark MC3224i printers. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Affected SoftwareAffected VersionHow to fix
Lexmark Mc3224i Firmware

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Frequently Asked Questions

  • What is the severity of ZDI-23-667?

    The ZDI-23-667 vulnerability has a high severity rating due to its potential to allow local privilege escalation on Lexmark MC3224i printers.

  • How do I fix ZDI-23-667?

    To address the ZDI-23-667 vulnerability, ensure that you apply the latest firmware updates provided by Lexmark for the MC3224i printers.

  • Who is affected by ZDI-23-667?

    The ZDI-23-667 vulnerability affects users of Lexmark MC3224i printers that have not been patched against this privilege escalation issue.

  • What type of attack does ZDI-23-667 enable?

    ZDI-23-667 enables local attackers to escalate their privileges after executing low-privileged code on the affected Lexmark MC3224i printers.

  • What environments are at risk for ZDI-23-667?

    Environments utilizing Lexmark MC3224i printers that allow access to low-privileged code execution are at risk for the ZDI-23-667 vulnerability.

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