Name: CVE-2021-27216: Concurrent Execution using Shared Resource with Improper Synchronization
Creator: Rapid7
Published: 2021-05-06T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-27216, CWE-362, CVSS 6.3, EPSS 0.00976

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 Details

CVSS 3.1 Base Score: 6.3
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade exim	Aug 22, 2024	May 6, 2021
Amazon_linux	—	Upgrade exim	Aug 5, 2022	May 4, 2021
Debian	—	Upgrade exim4	Jul 30, 2024	May 6, 2021
Exim	—	Upgrade Exim to version 4.94.2	May 13, 2021	May 6, 2021
Gentoo Linux	—	Upgrade mail-mta/exim.	May 5, 2021	May 4, 2021
Ubuntu	—	Upgrade exim4-daemon-heavyUpgrade exim4-daemon-heavy (Ubuntu Pro)Upgrade exim4-base (Ubuntu Pro)Upgrade exim4-baseUpgrade exim4-daemon-lightUpgrade exim4-daemon-light (Ubuntu Pro)	May 5, 2021	May 4, 2021

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence