RHEL 7 : docker (RHSA-2021:2144)

high Nessus Plugin ID 165153

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Synopsis

The remote Red Hat host is missing a security update for docker.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2144 advisory.

Docker is an open-source engine that automates the deployment of any application as a lightweight, portable, self-sufficient container that runs virtually anywhere.

Security Fix(es):

* runc: vulnerable to symlink exchange attack (CVE-2021-30465)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL docker package based on the guidance in RHSA-2021:2144.

Plugin Details

Severity: High

ID: 165153

File Name: redhat-RHSA-2021-2144.nasl

Version: 1.8

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/15/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2021-30465

CVSS v3

Risk Factor: High

Base Score: 8.5

Temporal Score: 7.4

Vector: CVSS:3.0/AV:N/AC:H/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:redhat:enterprise_linux:docker, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:docker-common, p-cpe:/a:redhat:enterprise_linux:docker-client, p-cpe:/a:redhat:enterprise_linux:docker-lvm-plugin, p-cpe:/a:redhat:enterprise_linux:docker-novolume-plugin, p-cpe:/a:redhat:enterprise_linux:docker-rhel-push-plugin, p-cpe:/a:redhat:enterprise_linux:docker-logrotate, p-cpe:/a:redhat:enterprise_linux:docker-v1.10-migrator

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/31/2021

Vulnerability Publication Date: 5/14/2021

Reference Information

CVE: CVE-2021-30465

CWE: 59

RHSA: 2021:2144

Detections

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