In udev in systemd before 260, local root execution can occur via malicious hardware devices and unsanitized kernel output.
Attack Parameters
Attack Vector
Physical
Requires physical access
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1