CVE-2021-3559

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 24-05-2021 02:15

Last modified: - 26-04-2022 06:25

Total changes: - 5

Description

A flaw was found in libvirt in the virConnectListAllNodeDevices API in versions before 7.0.0. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

None

Confidentiality

None

Integrity

Low

Privileges required

Unchanged

Scope

None

User interaction

6.5

Base score

2.8

3.6

Exploitability score

Impact score

Verification logic

vendor=Red Hat Enterprise Linux AND product=libvirt AND versionStartIncluding=6.10.0 AND versionEndExcluding=7.0.0

vendor=netapp AND product=ontap_select_deploy_administration_utility AND version=-

Reference

Keywords

CVE-2021-3559

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-3559

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures