<p>Upgrade <code>Debian:unstable</code> <code>exim4</code> to version 4.94.2-1 or higher.</p>

Improper Privilege Management Affecting exim4 package, versions <4.94.2-1

Snyk CVSS

Attack Complexity High

Integrity High

Availability High

Threat Intelligence

EPSS 0.04% (6^th percentile)

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Snyk ID SNYK-DEBIANUNSTABLE-EXIM4-1279459
published 5 May 2021
disclosed 6 May 2021

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Introduced: 5 May 2021

CVE-2021-27216 Open this link in a new tab CWE-269 Open this link in a new tab

How to fix?

Upgrade Debian:unstable exim4 to version 4.94.2-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream exim4 package and not the exim4 package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.