EulerOS Virtualization 2.9.0 : edk2 (EulerOS-SA-2023-1686)

critical Nessus Plugin ID 174815

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

According to the versions of the edk2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

- Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
(CVE-2021-38578)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected edk2 packages.

See Also

http://www.nessus.org/u?1718eef6

Plugin Details

Severity: Critical

ID: 174815

File Name: EulerOS_SA-2023-1686.nasl

Version: 1.0

Type: local

Published: 4/26/2023

Updated: 4/26/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-38578

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:edk2-aarch64, cpe:/o:huawei:euleros:uvp:2.9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/27/2023

Vulnerability Publication Date: 3/3/2022

Reference Information

CVE: CVE-2021-38578