ZDI-CAN-15895: (Pwn2Own) Lexmark MC3224i setuid Local Privilege Escalation Vulnerability

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 guest system in order to exploit this vulnerability. The specific flaw exists within the permissions set on root-owned service files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.

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• agent/references
• agent/softwarecombine
• collector/zdi-advisory
• source/ZDI
• alias/ZDI-22-329
• alias/ZDI-CAN-15895
• alias/CVE-2021-44735
• agent/software-canonical-lookup
• agent/severity
• agent/title
• agent/description
• agent/tags
• agent/type
• agent/event
• vendor/lexmark
• canonical/lexmark mc3224i