vulnerability
Gentoo Linux: CVE-2023-42117: Exim: Multiple Vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 10 | (AV:N/AC:L/Au:N/C:C/I:C/A:C) | Feb 18, 2024 | Feb 19, 2024 | Mar 31, 2026 |
Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
Feb 18, 2024
Added
Feb 19, 2024
Modified
Mar 31, 2026
Description
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.
Solution
gentoo-linux-upgrade-mail-mta-exim
Rapid7 Labs
2026 Global Threat Landscape Report
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