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EulerOS Virtualization 2.9.0 : usbredir (EulerOS-SA-2021-2794)

medium Nessus Plugin ID 155483

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

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

 - A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination. (CVE-2021-3700)

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 usbredir packages.

See Also

http://www.nessus.org/u?aa0beab0

Plugin Details

Severity: Medium

ID: 155483

File Name: EulerOS_SA-2021-2794.nasl

Version: 1.5

Type: local

Published: 11/17/2021

Updated: 4/18/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.3

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

CVSS Score Source: CVE-2021-3700

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

Vector: CVSS:3.0/AV:L/AC:H/PR:H/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:usbredir, 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: 11/17/2021

Vulnerability Publication Date: 10/25/2021

Reference Information

CVE: CVE-2021-3700