CVE-2021-27216

MEDIUM

Exim < 4.94.2 - Unauthenticated Arbitrary File Deletion via delete_pid_file Race Condition

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 6.3
EPSS 0.0098
EPSS Percentile 57.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

Details

CWE
CWE-362
Status published
Products (1)
exim/exim < 4.94.2
Published May 06, 2021
Tracked Since Feb 18, 2026