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GLSA-201906-01 : Exim: Remote command execution

critical Nessus Plugin ID 125751

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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-201906-01 (Exim: Remote command execution)

 A vulnerability was discovered in how Exim validates recipient addresses in the deliver_message() function.
 Impact :

 A remote attacker could execute arbitrary commands by sending an email with a specially crafted recipient address to the affected system.
 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-4.92'

See Also

https://security.gentoo.org/glsa/201906-01

Plugin Details

Severity: Critical

ID: 125751

File Name: gentoo_GLSA-201906-01.nasl

Version: 1.15

Type: local

Published: 6/7/2019

Updated: 12/6/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

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

CVSS Score Source: CVE-2019-10149

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.4

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:H/RL:O/RC:C

Vulnerability Information

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

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: 6/6/2019

Vulnerability Publication Date: 6/5/2019

CISA Known Exploited Vulnerability Due Dates: 7/10/2022

Exploitable With

CANVAS (CANVAS)

Metasploit (Exim 4.87 - 4.91 Local Privilege Escalation)

Reference Information

CVE: CVE-2019-10149

CISA-NCAS: AA22-011A

GLSA: 201906-01