CentOS 8 : container-tools:rhel8 (CESA-2020:4694)

medium Nessus Plugin ID 145914
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote CentOS host is missing one or more security updates.


The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:4694 advisory.

- containernetworking/plugins: IPv6 router advertisements allow for MitM attacks on IPv4 clusters (CVE-2020-10749)

- QEMU: slirp: networking out-of-bounds read information disclosure vulnerability (CVE-2020-10756)

- golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash (CVE-2020-14040)

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


Update the affected packages.

See Also


Plugin Details

Severity: Medium

ID: 145914

File Name: centos8_RHSA-2020-4694.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2/1/2021

Updated: 3/23/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-10749


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:buildah, p-cpe:/a:centos:centos:buildah-tests, p-cpe:/a:centos:centos:cockpit-podman, p-cpe:/a:centos:centos:conmon, p-cpe:/a:centos:centos:container-selinux, p-cpe:/a:centos:centos:containernetworking-plugins, p-cpe:/a:centos:centos:containers-common, p-cpe:/a:centos:centos:crit, p-cpe:/a:centos:centos:criu, p-cpe:/a:centos:centos:crun, p-cpe:/a:centos:centos:fuse-overlayfs, p-cpe:/a:centos:centos:libslirp, p-cpe:/a:centos:centos:libslirp-devel, p-cpe:/a:centos:centos:oci-seccomp-bpf-hook, p-cpe:/a:centos:centos:podman, p-cpe:/a:centos:centos:podman-catatonit, p-cpe:/a:centos:centos:podman-docker, p-cpe:/a:centos:centos:podman-remote, p-cpe:/a:centos:centos:podman-tests, p-cpe:/a:centos:centos:python-podman-api, p-cpe:/a:centos:centos:python3-criu, p-cpe:/a:centos:centos:runc, p-cpe:/a:centos:centos:skopeo, p-cpe:/a:centos:centos:skopeo-tests, p-cpe:/a:centos:centos:slirp4netns, p-cpe:/a:centos:centos:toolbox, p-cpe:/a:centos:centos:udica

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: 11/4/2020

Vulnerability Publication Date: 6/3/2020

Reference Information

CVE: CVE-2020-10749, CVE-2020-10756, CVE-2020-14040

RHSA: 2020:4694