FreeBSD : FreeBSD -- Machine Check Exception on Page Size Change (edc0bf7e-05a1-11ea-9dfa-f8b156ac3ff9)

medium Nessus Plugin ID 131296

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Synopsis

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

Description

Intel discovered a previously published erratum on some Intel platforms can be exploited by malicious software to potentially cause a denial of service by triggering a machine check that will crash or hang the system.

Malicious guest operating systems may be able to crash the host.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?18b9c477

Plugin Details

Severity: Medium

ID: 131296

File Name: freebsd_pkg_edc0bf7e05a111ea9dfaf8b156ac3ff9.nasl

Version: 1.2

Type: local

Published: 11/26/2019

Updated: 12/9/2019

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

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

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:freebsd, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 11/25/2019

Vulnerability Publication Date: 11/14/2019

Reference Information

CVE: CVE-2018-12207

FreeBSD: SA-19:25.mcepsc