GLSA-201803-01 : Exim: Multiple vulnerabilities

critical Nessus Plugin ID 107178

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201803-01 (Exim: Multiple vulnerabilities)

Multiple vulnerabilities have been discovered in Exim. Please review the CVE identifiers referenced below for details.
Impact :

A remote attacker, by connecting to the SMTP listener daemon, could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.

Solution

All Exim users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=mail-mta/exim-4.90.1'

See Also

https://security.gentoo.org/glsa/201803-01

Plugin Details

Severity: Critical

ID: 107178

File Name: gentoo_GLSA-201803-01.nasl

Version: 1.7

Type: local

Published: 3/7/2018

Updated: 11/30/2021

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

Temporal Vector: E:F/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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

Temporal Vector: E:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:exim, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/6/2018

Vulnerability Publication Date: 11/25/2017

CISA Known Exploited Dates: 5/3/2022

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2017-16943, CVE-2017-16944, CVE-2018-6789

GLSA: 201803-01