In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.
Attack Parameters
Attack Vector
Local
Requires local access
Attack Complexity
High
Difficult to exploit
Privileges Required
High
Admin 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
Weakness Type (CWE)
Vulnerable Products 3
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Systemd_Project Systemd
cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*
|
233
|
257.12
|
|
Systemd_Project Systemd
cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*
|
258
|
258.6
|
|
Systemd_Project Systemd
cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*
|
259
|
259.4
|