Fedora 40 : exim (2023-0abcfebecd)

critical Nessus Plugin ID 194566

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Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 40 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-0abcfebecd advisory.

- AUTH Out-Of-Bounds Write Remote Code Execution Vulnerability [epel-all] (CVE-2023-42115)

- Exim SMTP Challenge Stack-based Buffer Overflow Remote Code Execution Vulnerability (CVE-2023-42116, CVE-2023-42117)

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

- dnsdb Out-Of-Bounds Read Information Disclosure Vulnerability [epel-all] (CVE-2023-42119)

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

Solution

Update the affected exim package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2023-0abcfebecd

Plugin Details

Severity: Critical

ID: 194566

File Name: fedora_2023-0abcfebecd.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/29/2024

Updated: 5/3/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2023-42116

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS Score Source: CVE-2023-42115

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:40, p-cpe:/a:fedoraproject:fedora:exim

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/2/2023

Vulnerability Publication Date: 10/2/2023

Reference Information

CVE: CVE-2023-42114, CVE-2023-42115, CVE-2023-42116, CVE-2023-42117, CVE-2023-42119

FEDORA: 2023-0abcfebecd

IAVA: 2023-A-0521-S