Linux Distros Unpatched Vulnerability : CVE-2020-12430

medium Nessus Plugin ID 223274

Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- An issue was discovered in qemuDomainGetStatsIOThread in qemu/qemu_driver.c in libvirt 4.10.0 though 6.x before 6.1.0. A memory leak was found in the virDomainListGetStats libvirt API that is responsible for retrieving domain statistics when managing QEMU guests. This flaw allows unprivileged users with a read- only connection to cause a memory leak in the domstats command, resulting in a potential denial of service. (CVE-2020-12430)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2020-12430

Plugin Details

Severity: Medium

ID: 223274

File Name: unpatched_CVE_2020_12430.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/10/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2020-12430

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:libvirt, p-cpe:/a:centos:centos:libvirt-client, p-cpe:/a:centos:centos:libvirt-lock-sanlock, p-cpe:/a:centos:centos:libvirt-daemon-driver-interface, p-cpe:/a:centos:centos:libvirt-daemon-driver-network, p-cpe:/a:centos:centos:libvirt-daemon-driver-nwfilter, p-cpe:/a:centos:centos:libvirt-daemon-driver-qemu, p-cpe:/a:centos:centos:libvirt-daemon-driver-secret, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage, p-cpe:/a:centos:centos:libvirt-daemon-kvm, p-cpe:/a:centos:centos:libvirt-docs, p-cpe:/a:centos:centos:libvirt-nss, p-cpe:/a:centos:centos:libvirt-admin, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-core, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-logical, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-mpath, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-rbd, p-cpe:/a:centos:centos:libvirt-bash-completion, p-cpe:/a:redhat:enterprise_linux:libvirt, p-cpe:/a:redhat:enterprise_linux:libvirt-client, p-cpe:/a:redhat:enterprise_linux:libvirt-lock-sanlock, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-interface, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-network, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-qemu, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-secret, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-kvm, p-cpe:/a:redhat:enterprise_linux:libvirt-docs, p-cpe:/a:redhat:enterprise_linux:libvirt-admin, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-core, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:redhat:enterprise_linux:libvirt-nss, p-cpe:/a:redhat:enterprise_linux:libvirt-bash-completion, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:redhat:enterprise_linux:libvirt-wireshark, p-cpe:/a:centos:centos:libvirt-wireshark, cpe:/o:redhat:enterprise_linux:8, cpe:/a:redhat:advanced_virtualization:8::el8, p-cpe:/a:centos:centos:libvirt-devel, p-cpe:/a:centos:centos:libvirt-daemon, p-cpe:/a:centos:centos:libvirt-daemon-config-network, p-cpe:/a:centos:centos:libvirt-daemon-config-nwfilter, p-cpe:/a:centos:centos:libvirt-daemon-driver-nodedev, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-disk, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-gluster, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-scsi, p-cpe:/a:centos:centos:libvirt-libs, p-cpe:/a:redhat:enterprise_linux:libvirt-devel, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-network, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-nwfilter, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nodedev, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:redhat:enterprise_linux:libvirt-libs, cpe:/o:centos:centos:8

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 4/28/2020

Reference Information

CVE: CVE-2020-12430