CVE-2021-27216 | Date: (C)2021-05-06 (M)2023-12-22 |
Exim 4 before 4.94.2 has Execution with Unnecessary Privileges. By leveraging a delete_pid_file race condition, a local user can delete arbitrary files as root. This involves the -oP and -oPX options.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V3 Severity: | CVSS V2 Severity: |
CVSS Score : 6.3 | CVSS Score : 6.3 |
Exploit Score: 1.0 | Exploit Score: 3.4 |
Impact Score: 5.2 | Impact Score: 9.2 |
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CVSS V3 Metrics: | CVSS V2 Metrics: |
Attack Vector: LOCAL | Access Vector: LOCAL |
Attack Complexity: HIGH | Access Complexity: MEDIUM |
Privileges Required: LOW | Authentication: NONE |
User Interaction: NONE | Confidentiality: NONE |
Scope: UNCHANGED | Integrity: COMPLETE |
Confidentiality: NONE | Availability: COMPLETE |
Integrity: HIGH | |
Availability: HIGH | |
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