Virtuozzo 7 : microcode_ctl (VZLSA-2020-5083)

medium Nessus Plugin ID 144442

Synopsis

The remote Virtuozzo host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:5083 advisory.

 - hw: Information disclosure issue in Intel SGX via RAPL interface (CVE-2020-8695)

 - hw: Vector Register Leakage-Active (CVE-2020-8696)

 - hw: Fast forward store predictor (CVE-2020-8698)

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

Note that Tenable Network Security has attempted to extract the preceding description block directly from the corresponding Red Hat security advisory. Virtuozzo provides no description for VZLSA advisories. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected microcode_ctl package.

See Also

http://www.nessus.org/u?74d57e83

https://access.redhat.com/errata/RHSA-2020:5083

Plugin Details

Severity: Medium

ID: 144442

File Name: Virtuozzo_VZLSA-2020-5083.nasl

Version: 1.3

Type: local

Published: 12/18/2020

Updated: 1/11/2021

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

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

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:virtuozzo:virtuozzo:microcode_ctl, cpe:/o:virtuozzo:virtuozzo:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/19/2020

Reference Information

CVE: CVE-2020-8695, CVE-2020-8696, CVE-2020-8698