Oracle Linux 7 : Unbreakable Enterprise kernel-container kata-image kata-runtime kata kubernetes kubernetes istio olcne (ELSA-2020-5765)

high Nessus Plugin ID 180974

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-5765 advisory.

- x86/speculation: Add SRBDS vulnerability and mitigation documentation (Mark Gross) [Orabug: 31446720] {CVE-2020-0543}
- x86/speculation: Add Special Register Buffer Data Sampling (SRBDS) mitigation (Mark Gross) [Orabug:
31446720] {CVE-2020-0543}
- x86/cpu: Add 'table' argument to cpu_matches() (Mark Gross) [Orabug: 31446720] {CVE-2020-0543}
- x86/cpu: Add a steppings field to struct x86_cpu_id (Mark Gross) [Orabug: 31446720] {CVE-2020-0543}
- Address Kata CVE-2020-2023
- Address Kata CVE-2020-2024
- Address Kata CVE-2020-2025
- Address Kata CVE-2020-2026

kata
- Address CVE-2020-2023
- Address CVE-2020-2024
- Address CVE-2020-2025
- Address CVE-2020-2026

kubernetes
- CVE-2020-8559: Privilege escalation from compromised node to cluster
- CVE-2020-8557: Node disk DOS by writing to container /etc/hosts
- Update dependency on Kata containers to a build that includes fixes for CVE-2020-2023 thru CVE-2020-2026

kubernetes
- CVE-2020-15104:
Incorrect validation of wildcard DNS Subject Alternative Names
- CVE-2020-8559: Privilege escalation from compromised node to cluster
- CVE-2020-8557: Node disk DOS by writing to container /etc/hosts
- Update Kubernetes to use Kata 1.7.3-1.0.7 to address CVE-2020-2023 thru CVE-2020-2026

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

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

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2020-5765.html

Plugin Details

Severity: High

ID: 180974

File Name: oraclelinux_ELSA-2020-5765.nasl

Version: 1.3

Type: local

Agent: unix

Published: 9/7/2023

Updated: 10/23/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-1764

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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:P/RL:O/RC:C

CVSS Score Source: CVE-2020-2026

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:istio-istioctl, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kata, p-cpe:/a:oracle:linux:kubeadm, p-cpe:/a:oracle:linux:istio-proxy-init, p-cpe:/a:oracle:linux:istio-citadel, p-cpe:/a:oracle:linux:kernel-uek-container, p-cpe:/a:oracle:linux:istio-sidecar-injector, p-cpe:/a:oracle:linux:kubelet, p-cpe:/a:oracle:linux:istio-mixs, p-cpe:/a:oracle:linux:istio-galley, p-cpe:/a:oracle:linux:olcne-utils, p-cpe:/a:oracle:linux:istio-pilot-discovery, p-cpe:/a:oracle:linux:istio, p-cpe:/a:oracle:linux:istio-mixc, p-cpe:/a:oracle:linux:kubectl, p-cpe:/a:oracle:linux:olcne-agent, p-cpe:/a:oracle:linux:olcnectl, p-cpe:/a:oracle:linux:olcne-nginx, p-cpe:/a:oracle:linux:olcne-istio-chart, p-cpe:/a:oracle:linux:istio-node-agent, p-cpe:/a:oracle:linux:kata-image, p-cpe:/a:oracle:linux:olcne-api-server, p-cpe:/a:oracle:linux:istio-pilot-agent, p-cpe:/a:oracle:linux:kata-runtime, p-cpe:/a:oracle:linux:olcne-prometheus-chart

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/22/2020

Vulnerability Publication Date: 3/26/2020

Reference Information

CVE: CVE-2020-10739, CVE-2020-11080, CVE-2020-15104, CVE-2020-1764, CVE-2020-2024, CVE-2020-2025, CVE-2020-2026, CVE-2020-8557, CVE-2020-8559