CVE-2021-38199 | Date: (C)2021-08-09 (M)2024-05-06 |
fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V3 Severity: | CVSS V2 Severity: |
CVSS Score : 6.5 | CVSS Score : 3.3 |
Exploit Score: 2.8 | Exploit Score: 6.5 |
Impact Score: 3.6 | Impact Score: 2.9 |
|
CVSS V3 Metrics: | CVSS V2 Metrics: |
Attack Vector: ADJACENT_NETWORK | Access Vector: ADJACENT_NETWORK |
Attack Complexity: LOW | Access Complexity: LOW |
Privileges Required: NONE | Authentication: NONE |
User Interaction: NONE | Confidentiality: NONE |
Scope: UNCHANGED | Integrity: NONE |
Confidentiality: NONE | Availability: PARTIAL |
Integrity: NONE | |
Availability: HIGH | |
| |