CentOS 8 : virt:rhel (CESA-2019:1175)

high Nessus Plugin ID 145681
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2019:1175 advisory.

- hardware: Microarchitectural Store Buffer Data Sampling (MSBDS) (CVE-2018-12126)

- hardware: Micro-architectural Load Port Data Sampling - Information Leak (MLPDS) (CVE-2018-12127)

- hardware: Microarchitectural Fill Buffer Data Sampling (MFBDS) (CVE-2018-12130)

- QEMU: device_tree: heap buffer overflow while loading device tree blob (CVE-2018-20815)

- hardware: Microarchitectural Data Sampling Uncacheable Memory (MDSUM) (CVE-2019-11091)

- libssh2: Integer overflow in transport read resulting in out of bounds write (CVE-2019-3855)

- libssh2: Integer overflow in keyboard interactive handling resulting in out of bounds write (CVE-2019-3856)

- libssh2: Integer overflow in SSH packet processing channel resulting in out of bounds write (CVE-2019-3857)

- libssh2: Integer overflow in user authenticate keyboard interactive allows out-of-bounds writes (CVE-2019-3863)

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

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2019:1175

Plugin Details

Severity: High

ID: 145681

File Name: centos8_RHSA-2019-1175.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/29/2021

Updated: 3/23/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2019-3855

VPR

Risk Factor: High

Score: 8.5

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

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

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:SLOF, p-cpe:/a:centos:centos:hivex, p-cpe:/a:centos:centos:hivex-devel, p-cpe:/a:centos:centos:libguestfs-winsupport, p-cpe:/a:centos:centos:libiscsi, p-cpe:/a:centos:centos:libiscsi-devel, p-cpe:/a:centos:centos:libiscsi-utils, p-cpe:/a:centos:centos:libssh2, p-cpe:/a:centos:centos:libvirt-dbus, p-cpe:/a:centos:centos:nbdkit, p-cpe:/a:centos:centos:nbdkit-bash-completion, p-cpe:/a:centos:centos:nbdkit-basic-plugins, p-cpe:/a:centos:centos:nbdkit-devel, p-cpe:/a:centos:centos:nbdkit-example-plugins, p-cpe:/a:centos:centos:nbdkit-plugin-gzip, p-cpe:/a:centos:centos:nbdkit-plugin-python-common, p-cpe:/a:centos:centos:nbdkit-plugin-python3, p-cpe:/a:centos:centos:nbdkit-plugin-vddk, p-cpe:/a:centos:centos:nbdkit-plugin-xz, p-cpe:/a:centos:centos:netcf, p-cpe:/a:centos:centos:netcf-devel, p-cpe:/a:centos:centos:netcf-libs, p-cpe:/a:centos:centos:perl-Sys-Virt, p-cpe:/a:centos:centos:perl-hivex, p-cpe:/a:centos:centos:python3-hivex, p-cpe:/a:centos:centos:python3-libvirt, p-cpe:/a:centos:centos:ruby-hivex, p-cpe:/a:centos:centos:seabios, p-cpe:/a:centos:centos:seabios-bin, p-cpe:/a:centos:centos:seavgabios-bin, p-cpe:/a:centos:centos:sgabios, p-cpe:/a:centos:centos:sgabios-bin, p-cpe:/a:centos:centos:supermin, p-cpe:/a:centos:centos:supermin-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2019

Vulnerability Publication Date: 12/14/2018

Reference Information

CVE: CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2018-20815, CVE-2019-3855, CVE-2019-3856, CVE-2019-3857, CVE-2019-3863, CVE-2019-11091

BID: 107485, 107671, 108330

RHSA: 2019:1175