Detections
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EulerOS Virtualization 2.9.1 : polkit (EulerOS-SA-2022-2187)

medium Nessus Plugin ID 163615

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

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

 - There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned (CVE-2021-4115)

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 polkit packages.

See Also

http://www.nessus.org/u?288e909f

Plugin Details

Severity: Medium

ID: 163615

File Name: EulerOS_SA-2022-2187.nasl

Version: 1.3

Type: local

Published: 7/29/2022

Updated: 10/17/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-4115

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:polkit, p-cpe:/a:huawei:euleros:polkit-libs, cpe:/o:huawei:euleros:uvp:2.9.1

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/29/2022

Vulnerability Publication Date: 2/3/2022

Reference Information

CVE: CVE-2021-4115