ZDI-CAN-15927: (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 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-15927?
The severity of ZDI-CAN-15927 is high due to the potential for local privilege escalation.
How do I fix ZDI-CAN-15927?
To fix ZDI-CAN-15927, apply the latest firmware update provided by Lexmark for the MC3224i printers.
Who is affected by ZDI-CAN-15927?
ZDI-CAN-15927 affects local users who have access to Lexmark MC3224i printers with the specified vulnerability.
Can ZDI-CAN-15927 be exploited remotely?
No, ZDI-CAN-15927 can only be exploited by local attackers who have access to the system.
What type of vulnerability is ZDI-CAN-15927?
ZDI-CAN-15927 is a local privilege escalation vulnerability.