CentOS 9 : polkit-0.117-9.el9

medium Nessus Plugin ID 191324

Synopsis

The remote CentOS host is missing a security update for polkit.

Description

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the polkit-0.117-9.el9 build changelog.

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

Solution

Update the CentOS 9 Stream polkit package.

See Also

https://kojihub.stream.centos.org/koji/buildinfo?buildID=17138

Plugin Details

Severity: Medium

ID: 191324

File Name: centos9_polkit-0_117-9.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/29/2024

Updated: 4/26/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, 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:centos:centos:polkit-libs, cpe:/a:centos:centos:9, p-cpe:/a:centos:centos:polkit-devel, p-cpe:/a:centos:centos:polkit, p-cpe:/a:centos:centos:polkit-docs

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/17/2022

Vulnerability Publication Date: 2/3/2022

Reference Information

CVE: CVE-2021-4115