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CVE-2021-27216

CVE information

Published

1 year ago

Last Modified

3 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact Analysis

Description

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..

CVSSv2.0 Score

Severity
Medium
Base Score
6.3/10
Exploit Score
3.4/10
Access Vector
Local
Access Complexity
Medium
Authentication Required
None
Impact Score
9.2/10
Confidentiality Impact
None
Availability Impact
Complete
Integrity Impact
Complete

CVSSv3.1 Score

Severity
Medium
Base Score
6.3/10
Exploit Score
1/10
Access Vector
Local
Access Complexity
High
Privileges Required
Low
Impact Score
5.2/10
Confidentiality Impact
None
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
  Yes
- 4.94.2