<p>There is no fixed version for <code>Debian:10</code> <code>exim4</code>.</p>

CVE-2023-42117 Affecting exim4 package, versions *

Snyk CVSS

NVD CVSS Score is not yet available. When available we recommend using the distro's own rating score.

Threat Intelligence

EPSS 0.07% (29^th percentile)

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Snyk ID SNYK-DEBIAN10-EXIM4-5923370
published 28 Sep 2023
disclosed 3 May 2024

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Introduced: 28 Sep 2023

CVE-2023-42117 Open this link in a new tab

How to fix?

There is no fixed version for Debian:10 exim4.

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:10 relevant fixed versions and status.

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554.