CVE-2020-27846

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

21/12/2020

Last modified:

07/11/2023

Description

A signature verification vulnerability exists in crewjam/saml. This flaw allows an attacker to bypass SAML Authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

Vector 2.0

AV:N/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

10.00

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:grafana:grafana:::::enterprise:::*		6.7.5 (excluding)
cpe:2.3:a:grafana:grafana:::::enterprise:::*	7.0.0 (including)	7.2.3 (excluding)
cpe:2.3:a:grafana:grafana:::::enterprise:::*	7.3.0 (including)	7.3.6 (excluding)
cpe:2.3:a:saml_project:saml::::::::		0.4.3 (excluding)
cpe:2.3:a:redhat:openshift_container_platform:3.11:::::::*
cpe:2.3:a:redhat:openshift_container_platform:4.0:::::::*
cpe:2.3:a:redhat:openshift_service_mesh:2.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:fedoraproject:fedora:33:::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:grafana:grafana:::::enterprise:::*		6.7.5 (excluding)
cpe:2.3:a:grafana:grafana:::::enterprise:::*	7.0.0 (including)	7.2.3 (excluding)
cpe:2.3:a:grafana:grafana:::::enterprise:::*	7.3.0 (including)	7.3.6 (excluding)
cpe:2.3:a:saml_project:saml::::::::		0.4.3 (excluding)
cpe:2.3:a:redhat:openshift_container_platform:3.11:::::::*
cpe:2.3:a:redhat:openshift_container_platform:4.0:::::::*
cpe:2.3:a:redhat:openshift_service_mesh:2.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:fedoraproject:fedora:33:::::::*

CVE-2020-27846

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools