CVE-2021-27216

medium

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

https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28007-LFDIR.txt

Details

Source: MITRE

Published: 2021-05-06

Updated: 2021-05-13

Type: CWE-269

Risk Information

CVSS v2

Base Score: 6.3

Vector: AV:L/AC:M/Au:N/C:N/I:C/A:C

Impact Score: 9.2

Exploitability Score: 3.4

Severity: MEDIUM

CVSS v3

Base Score: 6.3

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

Impact Score: 5.2

Exploitability Score: 1

Severity: MEDIUM