Detections
Analytics

CentOS 8 : flatpak (CESA-2021:0304)

high Nessus Plugin ID 146089

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:0304 advisory.

 - flatpak: sandbox escape via spawn portal (CVE-2021-21261)

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 affected packages.

See Also

https://access.redhat.com/errata/RHSA-2021:0304

Plugin Details

Severity: High

ID: 146089

File Name: centos8_RHSA-2021-0304.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2/3/2021

Updated: 3/23/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-21261

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:flatpak-libs, p-cpe:/a:centos:centos:flatpak-session-helper, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:flatpak, p-cpe:/a:centos:centos:flatpak-selinux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/1/2021

Vulnerability Publication Date: 1/14/2021

Reference Information

CVE: CVE-2021-21261

RHSA: 2021:0304