| CVE-2017-10917 | Date: (C)2017-07-06 (M)2024-01-04 |
Xen through 4.8.x does not validate the port numbers of polled event channel ports, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) or possibly obtain sensitive information, aka XSA-221.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V3 Severity: | CVSS V2 Severity: |
| CVSS Score : 9.1 | CVSS Score : 9.4 |
| Exploit Score: 3.9 | Exploit Score: 10.0 |
| Impact Score: 5.2 | Impact Score: 9.2 |
| |
| CVSS V3 Metrics: | CVSS V2 Metrics: |
| Attack Vector: NETWORK | Access Vector: NETWORK |
| Attack Complexity: LOW | Access Complexity: LOW |
| Privileges Required: NONE | Authentication: NONE |
| User Interaction: NONE | Confidentiality: COMPLETE |
| Scope: UNCHANGED | Integrity: NONE |
| Confidentiality: HIGH | Availability: COMPLETE |
| Integrity: NONE | |
| Availability: HIGH | |
| | |
