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FreeBSD : FreeBSD -- Microarchitectural Data Sampling (MDS) (a633651b-b309-11e9-a87f-a4badb2f4699)

critical Nessus Plugin ID 127550

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Synopsis

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

Description

On some Intel processors utilizing speculative execution a local process may be able to infer stale information from microarchitectural buffers to obtain a memory disclosure. Impact : An attacker may be able to read secret data from the kernel or from a process when executing untrusted code (for example, in a web browser).

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?4fd5a3d9

Plugin Details

Severity: Critical

ID: 127550

File Name: freebsd_pkg_a633651bb30911e9a87fa4badb2f4699.nasl

Version: 1.4

Type: local

Published: 8/12/2019

Updated: 5/7/2024

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS Score Source: CVE-2018-1212

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

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

CVSS Score Source: CVE-2019-1109

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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/30/2019

Vulnerability Publication Date: 5/14/2019

Reference Information

CVE: CVE-2018-1212, CVE-2018-1213, CVE-2019-1109

FreeBSD: SA-19:07.mds