Debian DLA-3599-1 : exim4 - LTS security update

high Nessus Plugin ID 182430


The remote Debian host is missing one or more security-related updates.


The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-3599 advisory.

- NTLM Challenge Out-Of-Bounds Read Information Disclosure Vulnerability [fedora-all] (CVE-2023-42114)

- SMTP Challenge Stack-based Buffer Overflow Remote Code Execution Vulnerability [fedora-all] (CVE-2023-42116)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.


Upgrade the exim4 packages.

For Debian 10 buster, these problems have been fixed in version 4.92-8+deb10u8.

See Also

Plugin Details

Severity: High

ID: 182430

File Name: debian_DLA-3599.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/3/2023

Updated: 5/3/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2023-42116


Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:exim4, p-cpe:/a:debian:debian_linux:exim4-base, p-cpe:/a:debian:debian_linux:exim4-dev, p-cpe:/a:debian:debian_linux:exim4-daemon-light, cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:exim4-config, p-cpe:/a:debian:debian_linux:eximon4, p-cpe:/a:debian:debian_linux:exim4-daemon-heavy

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 10/2/2023

Vulnerability Publication Date: 10/2/2023

Reference Information

CVE: CVE-2023-42114, CVE-2023-42116

IAVA: 2023-A-0521-S