RHEL 8 : OpenShift Container Platform 4.6.23 (RHSA-2021:0956)

high Nessus Plugin ID 148247
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.

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0956 advisory.

- golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586)

- golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845)

- golang: math/big: panic during recursive division of very large numbers (CVE-2020-28362)

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 affected openshift-eventrouter package.

See Also

https://cwe.mitre.org/data/definitions/295.html

https://cwe.mitre.org/data/definitions/362.html

https://cwe.mitre.org/data/definitions/835.html

https://access.redhat.com/security/cve/CVE-2020-15586

https://access.redhat.com/security/cve/CVE-2020-16845

https://access.redhat.com/security/cve/CVE-2020-28362

https://access.redhat.com/errata/RHSA-2021:0956

https://bugzilla.redhat.com/1856953

https://bugzilla.redhat.com/1867099

https://bugzilla.redhat.com/1897635

Plugin Details

Severity: High

ID: 148247

File Name: redhat-RHSA-2021-0956.nasl

Version: 1.5

Type: local

Agent: unix

Published: 3/30/2021

Updated: 7/26/2021

Dependencies: ssh_get_info.nasl, redhat_repos.nasl

Risk Information

CVSS Score Source: CVE-2020-16845

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:openshift-eventrouter

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: 3/30/2021

Vulnerability Publication Date: 7/17/2020

Reference Information

CVE: CVE-2020-15586, CVE-2020-16845

RHSA: 2021:0956

IAVB: 2020-B-0060-S, 2020-B-0071-S

CWE: 295, 362, 835