RHEL 8 : Red Hat Single Sign-On 7.4.6 security update on RHEL 8 (Low) (RHSA-2021:0969)

medium Nessus Plugin ID 148019

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0969 advisory.

- keycloak: reusable state parameter at redirect_uri endpoint enables possibility of replay attacks (CVE-2020-14302)

- nodejs-angular: XSS due to regex-based HTML replacement (CVE-2020-7676)

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 rh-sso7-keycloak and / or rh-sso7-keycloak-server packages.

See Also

https://access.redhat.com/security/cve/CVE-2020-7676

https://access.redhat.com/security/cve/CVE-2020-14302

https://access.redhat.com/errata/RHSA-2021:0969

https://bugzilla.redhat.com/1849206

https://bugzilla.redhat.com/1849584

Plugin Details

Severity: Medium

ID: 148019

File Name: redhat-RHSA-2021-0969.nasl

Version: 1.9

Type: local

Agent: unix

Published: 3/23/2021

Updated: 2/2/2023

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:P/A:N

CVSS Score Source: CVE-2020-14302

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

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

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

CVSS Score Source: CVE-2020-7676

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak, p-cpe:/a:redhat:enterprise_linux:rh-sso7-keycloak-server

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: 3/23/2021

Vulnerability Publication Date: 6/8/2020

Reference Information

CVE: CVE-2020-14302, CVE-2020-7676

CWE: 294, 79

RHSA: 2021:0969